presto: add standalone app Advanced Settings

only earpiece volume gain feature implemented at the moment

Change-Id: I2bcd74e4fa0b7be7d10d3ab544cf9fa14b617443
AdvancedSettings: build fix; new icon;

Change-Id: I5567197b956ebab5246a6a0bde20492f5337eeec
Merge pull request #50 from jied83/cm-11.0

Standalone app Advanced Settings;
Extended Power Menu - Device Overlay

Change-Id: I79d2feb68dee82a76a9858062d34bade729195f4
Extended Power Menu - Device overlay - translatable

Change-Id: I38b9246d866cedd100ebbc8c36770a7945ea8272
Extended Power Menu - Add 'soft reboot' option

Complements http://review.cyanogenmod.org/67837

Change-Id: I97e961e0cc3fee2e60194aaaf9329da2378ce543