Settings: catalan translations

PS2: Update led translations with new clean up.

Change-Id: Ie5d6ed5d0a079059956e342c1df7e8f70b5693b5
Settings: DE translation

PS3: updated see through/blur lockscreen string
PS4: fixed missing 'g' + updated led string changes

Change-Id: I8725ca42ddbb20b40f85dc5f60c61a66ecab774a
Settings : Add FR translations for PA strings

PS2: Removed a duplicate file, sorry about that.
PS3: Corrected a typo.
PS4: Updated led translations.

Change-Id: I00cb95aa30677d22781864ad05ffc993955a61fa
Rework notification LED a bit.

* Clean up code, improve logic.

PS6: According to android writing style update string for "OK"
     https://developer.android.com/design/style/writing.html
PS7: Whitespaces.

Signed-off-by: Carlo Savignano <stevewatersy@gmail.com>
Change-Id: I5408d895b52255a8352ebe8ea1a79be92af9c1a1

Conflicts:
	res/values/pa_strings.xml
	res/xml/display_settings.xml
	src/com/android/settings/DisplaySettings.java
	src/com/android/settings/notificationlight/NotificationLightSettings.java