AMBARI-12134. Update poms to target 1.7 and 1.6 JREs. (Jonathan Halterman via yusaku)

ambari-metrics/pom.xml

@@ -113,6 +113,10 @@
       <plugin>
         <artifactId>maven-compiler-plugin</artifactId>
         <version>3.0</version>
+        <configuration>
+          <source>1.6</source>
+          <target>1.6</target>
+        </configuration>
       </plugin>
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>

pom.xml

@@ -198,8 +198,8 @@
         <artifactId>maven-compiler-plugin</artifactId>
         <version>3.0</version>
         <configuration>
-            <source>1.6</source>
-            <target>1.6</target>
+            <source>1.7</source>
+            <target>1.7</target>
         </configuration>
       </plugin>
       <plugin>