Set language level back to 1.5

Author: krosenvold

pom.xml

@@ -93,8 +93,8 @@ limitations under the License.
  <groupId>org.apache.maven.plugins</groupId>
  <artifactId>maven-compiler-plugin</artifactId>
  <configuration>
- <source>1.6</source>
- <target>1.6</target>
+ <source>1.5</source>
+ <target>1.5</target>
  </configuration>
  </plugin>
  </plugins>