OptiFine 1.11_HD_U_B2
 - fixed crash when loading tile entities (flower pot) 
 - fixed option Screenshot Size to keep the relative size of toolbar and menus
 - added warning for non-lowercase resource files
 - fixed custom potion textures
 - fixed custom potion colors
 - added option Screenshot Size (1x to 4x)
 - fixed support for v2 resource packs
 - compatible with Forge #2157
(30.11.2016)

OptiFine 1.11_HD_U_B1
 - fixed invisible entities in multiplayer
 - fixed crash with ExtraUtilities2 (broken EnderLilly model)
 - updated entity handling to reflect the Forge rewrite of the entity registry
 - updated MCP mappings
 - reorganized options, moved Dynamic Lights and Dynamic FOV to Video Settings
 - updated to Minecraft 1.11
 - compatible with Forge #2157
(24.11.2016)