Merge pull request arduino#1886 from arduino/ide-1.5.6-r2

Fixes for 1.5.6-r2 release

Update revision log

Signed drivers for Windows 8.1

Merge tag '1.0.5-r2' into HEAD

Conflicts:
	build/shared/revisions.txt
	build/windows/dist/drivers/arduino.cat

Signed drivers for Windows 8.1

Another language update

Update signature for win drivers

Robot_Motor library to the 1.5 format

Updated revision log

Fixed upload for robot boards

Update revision log