OptiFine 1.9.0_HD_U_A3_pre
 - fixed single-core chunk loading
 (20.03.2016)
 
OptiFine 1.9.0_HD_U_A2_pre
 - enabled simple spectral effect when Fast Render, Antialiasing or Shaders are active
 - fixed AA and AF
 - fixed Shaders Normal Map
 - fixed Shaders Old Lighting
 - fixed CTM face detection
 - fixed chunk loading when changing dimensions 
 (20.03.2016)
 
OptiFine 1.9.0_HD_U_A1_pre
 - removed all Mojang content from final JAR  
 - added support for class patches
 - updated to Minecraft 1.9
 (15.03.2016)
