added gitignore

.gitignore

+/target/
+.DS_Store
+.classpath
+#.project
+.settings
+*.iml

.idea/compiler.xml

 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
   <component name="CompilerConfiguration">
-    <bytecodeTargetLevel target="1.8" />
+    <annotationProcessing>
+      <profile name="Maven default annotation processors profile" enabled="true">
+        <sourceOutputDir name="target/generated-sources/annotations" />
+        <sourceTestOutputDir name="target/generated-test-sources/test-annotations" />
+        <outputRelativeToContentRoot value="true" />
+        <module name="CR-MesoLabs-Collections-SinglyLinkedList" />
+      </profile>
+    </annotationProcessing>
+    <bytecodeTargetLevel target="1.8">
+      <module name="CR-MesoLabs-Collections-SinglyLinkedList" target="1.5" />
+    </bytecodeTargetLevel>
   </component>
 </project>

.idea/misc.xml

 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
+  <component name="MavenProjectsManager">
+    <option name="originalFiles">
+      <list>
+        <option value="$PROJECT_DIR$/pom.xml" />
+      </list>
+    </option>
+  </component>
   <component name="ProjectInspectionProfilesVisibleTreeState">
     <entry key="Project Default">
       <profile-state>

.idea/workspace.xml

 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
   <component name="ChangeListManager">
-    <list default="true" id="4f0c6f35-1ac5-49ea-b41e-20445c07c5c6" name="Default" comment="" />
+    <list default="true" id="4f0c6f35-1ac5-49ea-b41e-20445c07c5c6" name="Default" comment="">
+      <change type="MODIFICATION" beforePath="$PROJECT_DIR$/.idea/compiler.xml" afterPath="$PROJECT_DIR$/.idea/compiler.xml" />
+      <change type="MODIFICATION" beforePath="$PROJECT_DIR$/.idea/misc.xml" afterPath="$PROJECT_DIR$/.idea/misc.xml" />
+      <change type="MODIFICATION" beforePath="$PROJECT_DIR$/.idea/workspace.xml" afterPath="$PROJECT_DIR$/.idea/workspace.xml" />
+      <change type="MODIFICATION" beforePath="$PROJECT_DIR$/CR-MesoLabs-Collections-SinglyLinkedList.iml" afterPath="$PROJECT_DIR$/CR-MesoLabs-Collections-SinglyLinkedList.iml" />
+    </list>
     <ignored path="$PROJECT_DIR$/out/" />
+    <ignored path="$PROJECT_DIR$/target/" />
     <option name="EXCLUDED_CONVERTED_TO_IGNORED" value="true" />
     <option name="TRACKING_ENABLED" value="true" />
     <option name="SHOW_DIALOG" value="false" />
     <option name="LAST_RESOLUTION" value="IGNORE" />
   </component>
   <component name="ExecutionTargetManager" SELECTED_TARGET="default_target" />
+  <component name="FileEditorManager">
+    <leaf>
+      <file leaf-file-name="pom.xml" pinned="false" current-in-tab="false">
+        <entry file="file://$PROJECT_DIR$/pom.xml">
+          <provider selected="true" editor-type-id="text-editor">
+            <state relative-caret-position="0">
+              <caret line="0" column="0" lean-forward="false" selection-start-line="0" selection-start-column="0" selection-end-line="0" selection-end-column="0" />
+              <folding />
+            </state>
+          </provider>
+        </entry>
+      </file>
+      <file leaf-file-name="README.md" pinned="false" current-in-tab="false">
+        <entry file="file://$PROJECT_DIR$/README.md">
+          <provider selected="true" editor-type-id="split-provider[text-editor;markdown-preview-editor]">
+            <state split_layout="SPLIT">
+              <first_editor relative-caret-position="0">
+                <caret line="0" column="0" lean-forward="false" selection-start-line="0" selection-start-column="0" selection-end-line="0" selection-end-column="0" />
+                <folding />
+              </first_editor>
+              <second_editor />
+            </state>
+          </provider>
+        </entry>
+      </file>
+      <file leaf-file-name="MainApplication.java" pinned="false" current-in-tab="false">
+        <entry file="file://$PROJECT_DIR$/src/main/java/com/zipcodewilmington/singlylinkedlist/MainApplication.java">
+          <provider selected="true" editor-type-id="text-editor">
+            <state relative-caret-position="75">
+              <caret line="5" column="28" lean-forward="false" selection-start-line="5" selection-start-column="28" selection-end-line="5" selection-end-column="28" />
+              <folding />
+            </state>
+          </provider>
+        </entry>
+      </file>
+      <file leaf-file-name="SinglyLinkedList.java" pinned="false" current-in-tab="false">
+        <entry file="file://$PROJECT_DIR$/src/main/java/com/zipcodewilmington/singlylinkedlist/SinglyLinkedList.java">
+          <provider selected="true" editor-type-id="text-editor">
+            <state relative-caret-position="75">
+              <caret line="5" column="29" lean-forward="false" selection-start-line="5" selection-start-column="29" selection-end-line="5" selection-end-column="29" />
+              <folding />
+            </state>
+          </provider>
+        </entry>
+      </file>
+      <file leaf-file-name="SinglyLinkedListTest.java" pinned="false" current-in-tab="true">
+        <entry file="file://$PROJECT_DIR$/src/test/java/com/zipcodewilmington/singlylinkedlist/SinglyLinkedListTest.java">
+          <provider selected="true" editor-type-id="text-editor">
+            <state relative-caret-position="75">
+              <caret line="5" column="33" lean-forward="false" selection-start-line="5" selection-start-column="33" selection-end-line="5" selection-end-column="33" />
+              <folding />
+            </state>
+          </provider>
+        </entry>
+      </file>
+    </leaf>
+  </component>
+  <component name="FileTemplateManagerImpl">
+    <option name="RECENT_TEMPLATES">
+      <list>
+        <option value="Class" />
+      </list>
+    </option>
+  </component>
+  <component name="Git.Settings">
+    <option name="RECENT_GIT_ROOT_PATH" value="$PROJECT_DIR$" />
+  </component>
+  <component name="GradleLocalSettings">
+    <option name="externalProjectsViewState">
+      <projects_view />
+    </option>
+  </component>
   <component name="ProjectFrameBounds">
     <option name="y" value="23" />
     <option name="width" value="1920" />
     <option name="height" value="1053" />
   </component>
+  <component name="ProjectView">
+    <navigator currentView="ProjectPane" proportions="" version="1">
+      <flattenPackages />
+      <showMembers />
+      <showModules />
+      <showLibraryContents />
+      <hideEmptyPackages />
+      <abbreviatePackageNames />
+      <autoscrollToSource />
+      <autoscrollFromSource />
+      <sortByType />
+      <manualOrder />
+      <foldersAlwaysOnTop value="true" />
+    </navigator>
+    <panes>
+      <pane id="ProjectPane">
+        <subPane>
+          <PATH>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="singlylinkedlist" />
+              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.ProjectViewProjectNode" />
+            </PATH_ELEMENT>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="CR-MesoLabs-Collections-SinglyLinkedList" />
+              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
+            </PATH_ELEMENT>
+          </PATH>
+          <PATH>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="singlylinkedlist" />
+              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.ProjectViewProjectNode" />
+            </PATH_ELEMENT>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="CR-MesoLabs-Collections-SinglyLinkedList" />
+              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
+            </PATH_ELEMENT>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="src" />
+              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
+            </PATH_ELEMENT>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="test" />
+              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
+            </PATH_ELEMENT>
+          </PATH>
+          <PATH>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="singlylinkedlist" />
+              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.ProjectViewProjectNode" />
+            </PATH_ELEMENT>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="CR-MesoLabs-Collections-SinglyLinkedList" />
+              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
+            </PATH_ELEMENT>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="src" />
+              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
+            </PATH_ELEMENT>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="main" />
+              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
+            </PATH_ELEMENT>
+          </PATH>
+          <PATH>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="singlylinkedlist" />
+              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.ProjectViewProjectNode" />
+            </PATH_ELEMENT>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="CR-MesoLabs-Collections-SinglyLinkedList" />
+              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
+            </PATH_ELEMENT>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="src" />
+              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
+            </PATH_ELEMENT>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="main" />
+              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
+            </PATH_ELEMENT>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="java" />
+              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
+            </PATH_ELEMENT>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="com" />
+              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
+            </PATH_ELEMENT>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="zipcodewilmington" />
+              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
+            </PATH_ELEMENT>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="singlylinkedlist" />
+              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
+            </PATH_ELEMENT>
+          </PATH>
+        </subPane>
+      </pane>
+      <pane id="PackagesPane" />
+      <pane id="Scratches" />
+      <pane id="Scope" />
+    </panes>
+  </component>
   <component name="PropertiesComponent">
     <property name="settings.editor.selected.configurable" value="reference.projectsettings.compiler.javacompiler" />
     <property name="project.structure.last.edited" value="Project" />
       <predefined_log_file id="idea.log" enabled="true" />
       <method />
     </configuration>
+    <configuration default="true" type="AndroidRunConfigurationType" factoryName="Android App">
+      <module name="" />
+      <option name="DEPLOY" value="true" />
+      <option name="ARTIFACT_NAME" value="" />
+      <option name="PM_INSTALL_OPTIONS" value="" />
+      <option name="ACTIVITY_EXTRA_FLAGS" value="" />
+      <option name="MODE" value="default_activity" />
+      <option name="TARGET_SELECTION_MODE" value="SHOW_DIALOG" />
+      <option name="PREFERRED_AVD" value="" />
+      <option name="CLEAR_LOGCAT" value="false" />
+      <option name="SHOW_LOGCAT_AUTOMATICALLY" value="false" />
+      <option name="SKIP_NOOP_APK_INSTALLATIONS" value="true" />
+      <option name="FORCE_STOP_RUNNING_APP" value="true" />
+      <option name="DEBUGGER_TYPE" value="Java" />
+      <option name="USE_LAST_SELECTED_DEVICE" value="false" />
+      <option name="PREFERRED_AVD" value="" />
+      <Java />
+      <Profilers>
+        <option name="ENABLE_ADVANCED_PROFILING" value="true" />
+        <option name="GAPID_ENABLED" value="false" />
+        <option name="GAPID_DISABLE_PCS" value="false" />
+        <option name="SUPPORT_LIB_ENABLED" value="true" />
+        <option name="INSTRUMENTATION_ENABLED" value="true" />
+      </Profilers>
+      <option name="DEEP_LINK" value="" />
+      <option name="ACTIVITY_CLASS" value="" />
+      <method />
+    </configuration>
+    <configuration default="true" type="AndroidTestRunConfigurationType" factoryName="Android Tests">
+      <module name="" />
+      <option name="TESTING_TYPE" value="0" />
+      <option name="INSTRUMENTATION_RUNNER_CLASS" value="" />
+      <option name="METHOD_NAME" value="" />
+      <option name="CLASS_NAME" value="" />
+      <option name="PACKAGE_NAME" value="" />
+      <option name="EXTRA_OPTIONS" value="" />
+      <option name="TARGET_SELECTION_MODE" value="SHOW_DIALOG" />
+      <option name="PREFERRED_AVD" value="" />
+      <option name="CLEAR_LOGCAT" value="false" />
+      <option name="SHOW_LOGCAT_AUTOMATICALLY" value="false" />
+      <option name="SKIP_NOOP_APK_INSTALLATIONS" value="true" />
+      <option name="FORCE_STOP_RUNNING_APP" value="true" />
+      <option name="DEBUGGER_TYPE" value="Java" />
+      <option name="USE_LAST_SELECTED_DEVICE" value="false" />
+      <option name="PREFERRED_AVD" value="" />
+      <Java />
+      <Profilers>
+        <option name="ENABLE_ADVANCED_PROFILING" value="true" />
+        <option name="GAPID_ENABLED" value="false" />
+        <option name="GAPID_DISABLE_PCS" value="false" />
+        <option name="SUPPORT_LIB_ENABLED" value="true" />
+        <option name="INSTRUMENTATION_ENABLED" value="true" />
+      </Profilers>
+      <method />
+    </configuration>
     <configuration default="true" type="Applet" factoryName="Applet">
       <option name="HTML_USED" value="false" />
       <option name="WIDTH" value="400" />
       <envs />
       <method />
     </configuration>
+    <configuration default="true" type="GradleRunConfiguration" factoryName="Gradle">
+      <ExternalSystemSettings>
+        <option name="executionName" />
+        <option name="externalProjectPath" />
+        <option name="externalSystemIdString" value="GRADLE" />
+        <option name="scriptParameters" />
+        <option name="taskDescriptions">
+          <list />
+        </option>
+        <option name="taskNames">
+          <list />
+        </option>
+        <option name="vmOptions" />
+      </ExternalSystemSettings>
+      <method />
+    </configuration>
     <configuration default="true" type="JUnit" factoryName="JUnit">
       <extension name="coverage" enabled="false" merge="false" sample_coverage="true" runner="idea" />
       <module name="" />
       <patterns />
       <method />
     </configuration>
+    <configuration default="true" type="JarApplication" factoryName="JAR Application">
+      <extension name="coverage" enabled="false" merge="false" sample_coverage="true" runner="idea" />
+      <envs />
+      <method />
+    </configuration>
+    <configuration default="true" type="Java Scratch" factoryName="Java Scratch">
+      <extension name="coverage" enabled="false" merge="false" sample_coverage="true" runner="idea" />
+      <option name="SCRATCH_FILE_ID" value="0" />
+      <option name="MAIN_CLASS_NAME" />
+      <option name="VM_PARAMETERS" />
+      <option name="PROGRAM_PARAMETERS" />
+      <option name="WORKING_DIRECTORY" />
+      <option name="ALTERNATIVE_JRE_PATH_ENABLED" value="false" />
+      <option name="ALTERNATIVE_JRE_PATH" />
+      <option name="ENABLE_SWING_INSPECTOR" value="false" />
+      <option name="ENV_VARIABLES" />
+      <option name="PASS_PARENT_ENVS" value="true" />
+      <module name="" />
+      <envs />
+      <method />
+    </configuration>
+    <configuration default="true" type="JetRunConfigurationType" factoryName="Kotlin">
+      <extension name="coverage" enabled="false" merge="false" sample_coverage="true" runner="idea" />
+      <option name="MAIN_CLASS_NAME" />
+      <option name="VM_PARAMETERS" />
+      <option name="PROGRAM_PARAMETERS" />
+      <option name="WORKING_DIRECTORY" />
+      <option name="ALTERNATIVE_JRE_PATH_ENABLED" value="false" />
+      <option name="ALTERNATIVE_JRE_PATH" />
+      <option name="PASS_PARENT_ENVS" value="true" />
+      <module name="CR-MesoLabs-Collections-SinglyLinkedList" />
+      <envs />
+      <method />
+    </configuration>
+    <configuration default="true" type="KotlinStandaloneScriptRunConfigurationType" factoryName="Kotlin script">
+      <extension name="coverage" enabled="false" merge="false" sample_coverage="true" runner="idea" />
+      <option name="filePath" />
+      <option name="vmParameters" />
+      <option name="alternativeJrePath" />
+      <option name="programParameters" />
+      <option name="passParentEnvs" value="true" />
+      <option name="workingDirectory" />
+      <option name="isAlternativeJrePathEnabled" value="false" />
+      <envs />
+      <method />
+    </configuration>
     <configuration default="true" type="Remote" factoryName="Remote">
       <option name="USE_SOCKET_TRANSPORT" value="true" />
       <option name="SERVER_MODE" value="false" />
       <listeners />
       <method />
     </configuration>
+    <configuration default="true" type="executeSpecs" factoryName="Gauge Execution">
+      <setting name="environment" value="" />
+      <setting name="specsToExecute" value="" />
+      <setting name="tags" value="" />
+      <setting name="parallelNodes" value="" />
+      <setting name="execInParallel" value="false" />
+      <setting name="programParameters" value="" />
+      <setting name="workingDirectory" value="" />
+      <setting name="moduleName" value="" />
+      <envMap />
+      <setting name="rowsRange" value="" />
+      <method />
+    </configuration>
   </component>
   <component name="ShelveChangesManager" show_recycled="false">
     <option name="remove_strategy" value="false" />
       <window_info id="Image Layers" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="-1" side_tool="false" content_ui="tabs" />
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+      <window_info id="Maven Projects" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="-1" side_tool="false" content_ui="tabs" />
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+      <window_info id="Terminal" active="true" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="true" show_stripe_button="true" weight="0.3298647" sideWeight="0.5" order="-1" side_tool="false" content_ui="tabs" />
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+      <window_info id="Project" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="true" show_stripe_button="true" weight="0.24973376" sideWeight="0.5" order="0" side_tool="false" content_ui="combo" />
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     <breakpoint-manager />
     <watches-manager />
   </component>
+  <component name="editorHistoryManager">
+    <entry file="file://$PROJECT_DIR$/pom.xml">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="0">
+          <caret line="0" column="0" lean-forward="false" selection-start-line="0" selection-start-column="0" selection-end-line="0" selection-end-column="0" />
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+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/README.md">
+      <provider selected="true" editor-type-id="split-provider[text-editor;markdown-preview-editor]">
+        <state split_layout="SPLIT">
+          <first_editor relative-caret-position="0">
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+          <second_editor />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/src/main/java/com/zipcodewilmington/singlylinkedlist.java">
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+        <state relative-caret-position="0">
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+    </entry>
+    <entry file="file://$PROJECT_DIR$/src/main/java/com/zipcodewilmington/singlylinkedlist/MainApplication.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="75">
+          <caret line="5" column="28" lean-forward="false" selection-start-line="5" selection-start-column="28" selection-end-line="5" selection-end-column="28" />
+          <folding />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/src/main/java/com/zipcodewilmington/singlylinkedlist/SinglyLinkedList.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="75">
+          <caret line="5" column="29" lean-forward="false" selection-start-line="5" selection-start-column="29" selection-end-line="5" selection-end-column="29" />
+          <folding />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/src/test/java/com/zipcodewilmington/singlylinkedlist/SinglyLinkedListTest.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="75">
+          <caret line="5" column="33" lean-forward="false" selection-start-line="5" selection-start-column="33" selection-end-line="5" selection-end-column="33" />
+          <folding />
+        </state>
+      </provider>
+    </entry>
+  </component>
 </project>

CR-MesoLabs-Collections-SinglyLinkedList.iml

 <?xml version="1.0" encoding="UTF-8"?>
-<module type="JAVA_MODULE" version="4">
-  <component name="NewModuleRootManager" inherit-compiler-output="true">
-    <exclude-output />
-    <content url="file://$MODULE_DIR$" />
+<module org.jetbrains.idea.maven.project.MavenProjectsManager.isMavenModule="true" type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" LANGUAGE_LEVEL="JDK_1_5">
+    <output url="file://$MODULE_DIR$/target/classes" />
+    <output-test url="file://$MODULE_DIR$/target/test-classes" />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/src/main/java" isTestSource="false" />
+      <sourceFolder url="file://$MODULE_DIR$/src/main/resources" type="java-resource" />
+      <sourceFolder url="file://$MODULE_DIR$/src/test/java" isTestSource="true" />
+      <excludeFolder url="file://$MODULE_DIR$/target" />
+    </content>
     <orderEntry type="inheritedJdk" />
     <orderEntry type="sourceFolder" forTests="false" />
   </component>