Code working on Mac

Had to comment this out (athough this was needed on windows but code
never ran and reducer was never called)

<!-- 		<dependency> -->
<!-- 			<groupId>jdk.tools</groupId> -->
<!-- 			<artifactId>jdk.tools</artifactId> -->
<!-- 			<version>1.6</version> -->
<!-- 			<scope>system</scope> -->
<!-- 			<systemPath>${JAVA_HOME}/lib/tools.jar</systemPath> -->
<!-- 		</dependency> -->
Added SolarInstallsHistogram