update to spring 4.3.7 and spring boot 1.5.2

Author: linux-china

pom.xml

@@ -18,8 +18,8 @@
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <java.version>1.8</java.version>
-        <spring.version>4.3.6.RELEASE</spring.version>
-        <spring-boot.version>1.5.1.RELEASE</spring-boot.version>
+        <spring.version>4.3.7.RELEASE</spring.version>
+        <spring-boot.version>1.5.2.RELEASE</spring-boot.version>
     </properties>
 
     <dependencyManagement>
@@ -52,7 +52,7 @@
         <plugins>
             <plugin>
                 <artifactId>maven-compiler-plugin</artifactId>
-                <version>3.6.0</version>
+                <version>3.6.1</version>
                 <configuration>
                     <source>1.8</source>
                     <target>1.8</target>