mako: Update build fingerprint and description to KOT49H

Fingerprint taken from OTA patch

Change-Id: I8210fd451ce36a0516e1a1946b15b84abf938fe5
Add Widevine libraries to prop list
Merge branch 'cm-11.0' of https://github.com/CyanogenMod/android_device_lge_mako into cm-11.0_HAZE