v1.10.2

• Add time synchronization (GH-93)
• Add see_time option, set to false to fix web client time at high noon

Update to NetCraft build 507:

• Add /time and /daylength client-side commands to control time (satoshinm/NetCraft#11)
• Fix initial time setting correctly by patching emscripten (satoshinm/NetCraft#10)
• Revert broken crouching (reopens satoshinm/NetCraft#4)