Trebuchet: set default drawer scrolling effect to none

Stack was used for the ICS/JB/KK style app drawer,
the Lollipop styled drawer doesn't use scrolling effects.

Change-Id: Ied5e67ec2b3996a63ce870f206b47579d09897b1
Trebuchet: Further adjustment of panel overview glitch fix

 * These values takes care of the glitch also on HDPI devices.

Change-Id: Ia901699351ed887a9100bbec6d10be9e92b50c14
Fix invisible voice search

When 'show search bar' is disabled, you can still tap the voice
search icon's position (even though view == gone) to launch search
action.

Partial fix borrowed from 10.2 http://review.cyanogenmod.org/#/c/21584

PS2: Use available variables instead of changing one to protected
PS3: Fix mis-paste

Change-Id: I268d0e1108992028fd324d42e7dc8b6e11c757eb
Delay reloading Dynamic grid after size change till onResume or settings panel collapses

Change-Id: I1077921d8c59172d63a8fc5fb287ff26a38e3e93
Trebuchet: Fix Scrolling Wallpaper toggle

Change-Id: I8c2cc294e1f3a9638023616d80f891ec9b98f3c4
Update Gallery activity component name in default workspace xml files

Change-Id: Ia4d422649c30356173d381d35e8db8b1815816af
Use Material Dark