MinecraftForge/FML — pull request #468 by bspkrs (2014-07-08 01:45:16+00:00)
Title: added slider controls for numerics. default control is textbox, but slider can be used as a custom list entry class.

The custom list entry control can be used instead of the default control by using setConfigEntryClass(NumberSliderEntry.class) on numeric Property objects.