OptiFine 1.7.2_HD_U_D5
 - optimized chunk rendering, FPS +30% is possible
 - report OpenGL errors in chat
 - compatible with Forge #1147
 (30.01.2015)

OptiFine 1.7.2_HD_U_D4
 - various bugfixes
 - updated Forge compatibility
 - compatible with Forge #1147
 (19.12.2014)

OptiFine 1.7.2_HD_U_D3
 - fixed compatibility with Railcraft and IC2
 - compatible with Forge #1147
 (07.07.2014)

OptiFine 1.7.2_HD_U_D1
 - merged all changes from 1.7.4_HD_U_D1
 - compatible with Forge #1032
 (21.02.2014)

OptiFine 1.7.2_HD_U_C2
 - fixed skin rendering
 - added support for multiple resource packs
 - added option Translucent Blocks
 - added connected stained glass and stained glass panes (also Fancy!)
 - antialiasing not active
 - compatible with Forge #998
 (20.01.2014)