update

.classpath

 			<attribute name="maven.pomderived" value="true"/>
 		</attributes>
 	</classpathentry>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.7">
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/J2SE-1.5">
 		<attributes>
 			<attribute name="maven.pomderived" value="true"/>
 		</attributes>

.gitignore

+/target/

.settings/org.eclipse.core.resources.prefs

 encoding//src/main/java=UTF-8
 encoding//src/test/java=UTF-8
 encoding/<project>=UTF-8
+encoding/java=UTF-8

.settings/org.eclipse.jdt.core.prefs

 eclipse.preferences.version=1
 org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
-org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.7
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.5
 org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
-org.eclipse.jdt.core.compiler.compliance=1.7
+org.eclipse.jdt.core.compiler.compliance=1.5
 org.eclipse.jdt.core.compiler.debug.lineNumber=generate
 org.eclipse.jdt.core.compiler.debug.localVariable=generate
 org.eclipse.jdt.core.compiler.debug.sourceFile=generate
 org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
 org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
 org.eclipse.jdt.core.compiler.problem.forbiddenReference=warning
-org.eclipse.jdt.core.compiler.source=1.7
+org.eclipse.jdt.core.compiler.source=1.5

java/io/zipcoder/interfaces_0/TestPerson.java

+package io.zipcoder.interfaces_0;
+
+public class TestPerson {
+
+}

src/main/java/io/zipcoder/interfaces/Person.java

+package io.zipcoder.interfaces;
+
+public class Person {
+
+}

src/test/java/io/zipcoder/interfaces/TestPerson.java

+package io.zipcoder.interfaces;
+
+public class TestPerson {
+
+}

target/classes/META-INF/maven/io.zipcoder/interfaces-1/pom.properties

 #Generated by Maven Integration for Eclipse
-#Wed Jul 12 21:48:05 EDT 2017
+#Thu Jul 13 09:14:32 EDT 2017
 version=0.0.1-SNAPSHOT
 groupId=io.zipcoder
 m2e.projectName=interfaces-1
-m2e.projectLocation=/Users/leon/Documents/workspace/eclipse/interfaces-1
+m2e.projectLocation=/Users/leon/Documents/workspace/eclipse/temp/TC-Interfaces-1
 artifactId=interfaces-1