Add JSON parser libs
Track Start.java
Allow adding user credentials to allow multiplayer server testing. Using ssewell's JSON parsing of Session ID data.
Merge branch 'port_to_1_7_10' of https://github.com/mabrowning/minecrift into port_to_1_7_10

Conflicts:
	getchanges.bat
Get build scripts running
Pre5 first draft
Message typo in installer