ROMControl: Lockscreen Wallpaper [MajorlyWIP]

PS2: Load pref via xml (not all devices)
    Strings, Icon placeholers, fix up
    a couple obvious errors in code
PS3: Missing imports
PS4: Fix incorrect icon showing &&
    actually use new strings <_<
PS5: Make Scroll (kinda' getting
    too large not to at this point)
PS8: Remove the hiding options on
    glowpad touch.
PS9: Add swdp.
PS10: Fix finicky scroller
PS11: Derp
PS12: GREAT Icons from DustinB17
PS15: DONE (with RC) all lined up
    left padding added to image to
    allow larger click radius.
PS16: New sharper images.
    DustinB17 to the rescue again.

Depends on this:
    http://gerrit.aokp.co/5133
    Version of the FW commit

Change-Id: I12a5c63197758dd384a675d05a5ef0c5bc0027c9

Conflicts:

	res/drawable/ic_wallpaper_exists.png
	res/drawable/ic_wallpaper_none.png
	res/layout-land/lockscreen_targets.xml
	res/layout-sw600dp-land/lockscreen_targets.xml
	res/layout-sw600dp/lockscreen_targets.xml
	res/layout/lockscreen_targets.xml