Allow sp login

Conflicts:
	LICENSE.txt
	README.md
	pom.xml
	src/main/java/net/minecraft/Launcher.java
	src/main/java/org/spoutcraft/diff/JBDiff.java
	src/main/java/org/spoutcraft/diff/JBPatch.java
	src/main/java/org/spoutcraft/diff/Util.java
	src/main/java/org/spoutcraft/launcher/GameUpdater.java
	src/main/java/org/spoutcraft/launcher/Main.java