Settings: Add an option to change the device hostname (2/2).

This adds an option to modify the device hostname used
in ip resolution. This is useful when connecting to the
android device in a dynamic dhcp environment.

Change-Id: Ibc145b74036617248d4f33c6866cc9c8a8cc8974

Conflicts:
	res/values/pa_strings.xml
Settings: Add CM Profiles (2/2)
LockScreen: Lock Clock (CM) Settings
Settings: Variable size pattern lockscreen (CM) (2/2)
Welcome OTAUpdater

Signed-off-by: AlvaroOrduna <alvaro.orduna.92@gmail.com>
Settings: TeloRadio (2/3)

  Credits to telo46: https://github.com/telo46/android_packages_apps_Settings/commit/8304242c7f81384ac95dec75d10eb0e0010cf9f4
Settings: ES Translations

Signed-off-by: AlvaroOrduna <alvaro.orduna.92@gmail.com>