removing 2.0.0-beta4 lumberjack installation for update to 2.0.0-rc
installation of Cocoalumberjack 2.0.0-rc - Classes - done via git read-tree --prefix=Source/Vendor/CocoaLumberjack/Classes -u 2.0.0-rc:Classes
installation of Cocoalumberjack 2.0.0-rc - Framework - done via git read-tree --prefix=Source/Vendor/CocoaLumberjack/Framework -u 2.0.0-rc:Framework