Settings: Dutch translations

Change-Id: I9443e27adf50ec7b300dcebcbfddaca3217feaee
Settings: Update German translation

Patch Set 1:    * add translation for 'Advanved reboot'
                  http://review.cyanogenmod.org/#/c/32093/

                * add translation for 'Volume adjust sound preference'
                  http://review.cyanogenmod.org/#/c/32043/

                * rename some strings

Patch Set 2-3:  * rename strings after comments
                * fix typo

Change-Id: Ia3cf0fee64f2a7bd6249d844cd05127c19d786fa
Merge "Settings: Update German translation" into cm-10.1
Merge "Settings: Dutch translations" into cm-10.1
Settings: fix dinamic tiles NPE

This change ensures that mDynamicUsbTether and mDynamicWifi are not null when
user returns to activity from a subpreference of QuickSettings.

Steps to reproduce the FC:
Go into Settings-> System-> Quick Settings panel-> Tiles and layout, then hit the Back button.
mDynamicUsbTether and mDynamicWifi were removed if they are not supported by the device.

Change-Id: Id871c6d8e422626d2a4ca3243b9ac6bd2a0345e5
Signed-off-by: Jorge Ruesga <jorge@ruesga.com>
Merge "Settings: fix dinamic tiles NPE" into cm-10.1
Merge remote-tracking branch 'upstream/cm-10.1' into cm-10.1