docs: Changed date of GMS v6.1 (Manchego) release to October 2014.
docs: Changed date of GMS v6.1 (Manchego) release to October 2014.

Change-Id: I710c0eab6913988d8bc70ded344a2d60fa594d92

xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base