move packs to event bus
WARNING: this is NPE happy!!!
Merge pull request #749 from Slowpoke101/event_bus

move packs to event bus
fix derp that led to NPE's and AIOOB's
FEATURE: Added DEBUG logging level

 * messages with debug level will be automatically written into
   pastebin, clipboard(via button), stdout and FTBLauncerlog.txt
 * Will be shown user only if LogType DEBUG is selected in console window
CHANGED: LogType.java: use comparable interface
CHANGED: converted old debug logging code into new logDebug()