Add system property to skip doing world backups when game registry changes. This is SEVERLY ill-advised, if you do this DO NOT ask for any support.
Update authlib and realms to latest json data.
Merge pull request #468 from bspkrs/master

Added slider controls for numerics. Default control is textbox, but slider can be used as a custom list entry class.
Update tweaker login to use authlib.
Update realms library to 1.3.1, and implement network latch when connecting to Realms. Tested and working.
Don't scan ObjectHolders if there was an error already, derpitude will ensure.
Add a terminal transformer and tweaker.
Add ExitVisitor to the TerminalTransformer that finds and intercepts any calls to Runtime.exit or System.exit.
Move LaunguageRegistry call above normal asset loading to allow resource packs to override mod's language systems.
Fix FMLAT manifest AccessTransformers, class loader fun! Closes #477
Hacky interm solution to #475 to buy me time to re-write FML's network protocol.
Sorta revert 908491d5e7ac26becdac938f38cc90d6b9d73ce1 but merge assets
into the map, rather than force overwriting. Fixes skyboy's comment.
added support for \n in tooltip strings
added \n test tooltip localization
fixed int/double conversion error in slider entry
added test slider scenario that highlighted conversion error