OptiFine 1.8.3_HD_U_A2
 - fixed FastMath blocking the player movement
 - fixed block lag on dual-core CPUs
 (27.03.2015)
OptiFine 1.8.3_HD_U_A1
 - fixed Antialiasing and Anisotropic Filtering
 (27.03.2015)
OptiFine 1.8.3_HD_U_A0
 - updated to 1.8.3
 (26.03.2015)
