Upgrade to Spring Boot 0.5.0.M4

README.ftl.md

 <#assign project_id="gs-rest-service">
 <#assign spring_version="3.2.4.RELEASE">
-<#assign spring_boot_version="0.5.0.M2">
+<#assign spring_boot_version="0.5.0.M4">
 This guide walks you through the process of creating a "hello world" [RESTful web service][u-rest] with Spring.
 
 What you'll build

README.md

 }
 
 dependencies {
-    compile("org.springframework.boot:spring-boot-starter-web:0.5.0.M2")
+    compile("org.springframework.boot:spring-boot-starter-web:0.5.0.M4")
     compile("com.fasterxml.jackson.core:jackson-databind")
     testCompile("junit:junit:4.11")
 }
         mavenLocal()
     }
     dependencies {
-        classpath("org.springframework.boot:spring-boot-gradle-plugin:0.5.0.M2")
+        classpath("org.springframework.boot:spring-boot-gradle-plugin:0.5.0.M4")
     }
 }
 ```

complete/build.gradle

         mavenLocal()
     }
     dependencies {
-        classpath("org.springframework.boot:spring-boot-gradle-plugin:0.5.0.M2")
+        classpath("org.springframework.boot:spring-boot-gradle-plugin:0.5.0.M4")
     }
 }
 
 }
 
 dependencies {
-    compile("org.springframework.boot:spring-boot-starter-web:0.5.0.M2")
+    compile("org.springframework.boot:spring-boot-starter-web:0.5.0.M4")
     compile("com.fasterxml.jackson.core:jackson-databind")
     testCompile("junit:junit:4.11")
 }

complete/pom.xml

     <parent>
         <groupId>org.springframework.boot</groupId>
         <artifactId>spring-boot-starter-parent</artifactId>
-        <version>0.5.0.M2</version>
+        <version>0.5.0.M4</version>
     </parent>
 
     <dependencies>

initial/build.gradle

 }
 
 dependencies {
-    compile("org.springframework.boot:spring-boot-starter-web:0.5.0.M2")
+    compile("org.springframework.boot:spring-boot-starter-web:0.5.0.M4")
     compile("com.fasterxml.jackson.core:jackson-databind")
     testCompile("junit:junit:4.11")
 }

initial/pom.xml

     <parent>
         <groupId>org.springframework.boot</groupId>
         <artifactId>spring-boot-starter-parent</artifactId>
-        <version>0.5.0.M2</version>
+        <version>0.5.0.M4</version>
     </parent>
 
     <dependencies>