DeviceInfoSettings: Use ro.cm.display.version instead of ro.cm.version

Follows the same logic as ro.build.display.id/ro.build.id:
engineering, debug and unsigned builds will have no distinction,
user and signed builds will show a simplified version

Change-Id: I713ccb2445ea2e333e831129ef7733fd518282eb
Settings: ES translations

- Added customization of status bar

Change-Id: I841892af9b77544871e395e9eba6797112accc68
Bluetooth: Don't set a null alias before unpairing

* This causes the unpair action to throw a null pointer exception and
  bring down the Settings app. Don't do this.

Change-Id: I0c60437f5ea934385a037a464743e24c9d341aca
Settings: LT translations

Additional strings have been translated

Change-Id: I9c9dd785172475ebd74908c6a882d1a103acc8ce
Settings: RU translation

Change-Id: Ic30b3919ad13dfc7f6e4e94436497edd815bddf6
Settings: IT translations

Change-Id: Ibf3489d8823fdca490820332151070fe011b3e8e
Settings: FR translations

Mostly from CM 10.2 translation, with some modifications and new strings.
Patch set 2 : corrected LED translation according AOSP translation, added missing arrays and deleted useless strings.
Patch set 3 : added missing translations
Patch set 4 : cm_strings.xml was missing :(
Patch set 5 : added missings AOSP translations in cm_strings.xml
Patch set 6 : fixed some apostrophes.
Patch set 7 : rebase.
Patch set 8 : removed zRAM strings.
Patch set 9 : corrected according to comments.

Change-Id: I46b41baefdbfc8dc0769ebbdf39ecc09696689e2