OptiFine 1.10.2_HD_U_C4_pre
 - added shader options for back-face rendering per layer
 - compatible with Forge #2073
 (25.08.2016)

OptiFine 1.10.2_HD_U_C3
 - fixed grass and flowers bounding box to match render model
 - fixed flickering CTM overlays for rotated models
 - fixed custom items handheld rendering  
 - fixed CTM overlays to work only for full face quads
 - fixed Custom Items crash when referencing "assets/minecraft/textures/items"
 - fixed face culling for custom pane models
 - enabled shader variable "ambientOcclusionLevel"
 - fixed Better Snow with shaders and waving grass
 - optimized entity rendering
 - fixed Fast Render default to OFF
 - added custom panoramas
 - added CTM method overlay (block transitions)
 - fixed CTM horizontal and vertical for top and bottom faces
 - added CTM method "ctm_compact" - uses 5 textures instead of 47
 - compatible with Forge #2073
 (25.08.2016)
 
OptiFine 1.10.2_HD_U_C2
 - fixed flowing lava texture
 - fixed texture atlas to correctly grow up to the maximum texture size
 - added shader properties "sun=true|false" and "moon=true|false"
 - fixed Danymic Lights for entities falling outside of the world (y < 0)
 - fixed connected glass pane to only remove up/down segment texture when neighbour has a segment at this side
 - fixed CIT damage as percentage
 - compatible with Forge #2002
 (06.07.2016)

OptiFine 1.10.2_HD_U_C1
 - added check for 3D Anaglyph + Shaders
 - added support for shader formats R3_G3_B2, RGB5_A1, RGB10_A2, R11F_G11F_B10F
 - updated to Minecraft 1.10.2
 - compatible with Forge #2002
 (25.06.2016)
 
OptiFine 1.10_HD_U_B7
 - fixed water rendering with top half slabs
 - changed option "Fullscreen Mode" to slider
 - fixed fullscreen mode to show all available resolutions 
 - fixed custom armor to use base texture when layers are not defined  
 (19.06.2016)
 
OptiFine 1.10_HD_U_B6
 - fixed PureBDCraft saplings in GUI, removed hack for plants, resource packs should use "symmetry=all" for flowers 
 - fixed water block color from below
 - fixed chunk loading race condition
 - fixed exp orbs flashing
 - fixed connected textures for glass panes to affect only sides (keep top and bottom textures)
 - fixed VSync to be loaded correctly
 - ported OptiFine B6 for 1.9.4 to 1.10  
 (14.06.2016)