Add option for switching between UMS and MTP/PTP mode. (2/2)

This adds support for switching between UMS and MTP/PTP.
Settings part (this part) adds option in USB settings (statusbar/notification drawer) for enabling UMS,
and adds setting in Storage menu to enable / disable UMS, this since the USB settings page disappears when enabling UMS.
Bring in Profiles support from mr0

Change-Id: Icae838838ce2c34aec22c50f166b957205db8394
Settings: Forward port missing Profiles related changes

Change-Id: I3cda345208171c5b45daf2d5d263017bc538bd48
Settings: Add Utility function

Change-Id: Ic5316765d3db48351a9feaa9b3cce286d256071e
Port "Option to control cursor in text fields using volume keys (2/2)"

Change-Id: I8dad625fd0fa7c56111814ef6b950bd04f2460ae
Use holo alert drawable

These instances of the GB icon got missed in the big feature merge.

Change-Id: I4725be79af6e51e1aa5d575a32232bbac0a11275
migrate vibrator to silent mode settings (2/2)

Change profiles:
* remove deprecated vibrator settings
* add silent mode settings

Available modes:
* off
* vibrate
* silent

Patch Set 1:
Initial patch with plain ListPreference

Patch Set 2:
Use Checkbox + Dialog like ConnectionSettings

Patch Set 3:
Rebase

Change-Id: I227f8b00f8dc17f06c8de6716c0f34b2faf82e2c
Profiles: Airplanmode Settings with Checkbox (2/2)

Change Airplanemode Settings to look like Connection/SilentMode etc.

Change-Id: Ida61c51a04e609c7f44d1e320a1cc3fe4208cd7b
Profile: fix airplane mode

Entering ProfileConfig used to flip back airplane mode settings to "deactivate".

Change-Id: Ib8f267f588ca756b51035ae7ca3eb0e2ecf1bfe5