Unset some variables

FIX: http://jira.pac-rom.com/browse/PAC-4

Change-Id: I0752852141c528561571a890d1fc3942cc870295
Signed-off-by: Lokesh Chamane <lokesh.c703@gmail.com>
cherries: remove merged cherries

Change-Id: I8feb3aa4b81bda81d8511501287378284b6773d8
Fix closing tag for XDAThreads.mkdn

Change-Id: Ibac63d1875c4d6a5d4639a33c78df141cae13c49
Signed-off-by: Lokesh Chamane <lokesh.c703@gmail.com>
Remove support for Xperia T,V,M

Will be back soon with new device

Change-Id: I9bea94efbc122cf141c8da2934dd12526d938cb5
Merge remote-tracking branch 'upstream/pac-4.4' into pac-4.4