KVT49I
.1 becomes .2

Change-Id: Ib4208e24e66b05ff441302a817be22ea213eb1df
KVT49K
"KVT49L"
Merge tag 'android-4.4.2_r2' into HEAD

Android 4.4.2 Release 2

Change-Id: I2111721c889a4bb342d171c5f9b0f65954b720bf
Allow devices to specify certain ro. props via TARGET_UNIFIED_DEVICE

This modifies buildinfo.sh to not set model, name, description, and
fingerprint in build.prop. These can then be set via custom init
lib.
This also fixes ota_from_target_files to function without these
props being preset.

Change-Id: Ia7dfcdea5aab7ebf51d3ab29a0d9e5751fc96663
Merge branch 'android-4.4' of https://github.com/omnirom/android_build into android-4.4