A bit of clean up
Set sourceCompatibility to 1.8
Set sourceCompatibility and upgrade to ElasticSearch client 1.1.1
Merge branch 'master' of github.com:jonstefansson/music-site

Conflicts:
	itunes/src/main/java/net/jonstef/itunes/LibraryParser.java
	itunes/src/main/java/net/jonstef/itunes/TracksMain.java
	search/build.gradle
Clean up after merge