Themes: PhoneWindowManager UI context on demand

Creating the UI context in init causes some elements
like the power menu to not theme correctly. This solution follows
the same pattern as VolumePanel.

Change-Id: I5c12f9a3bc8f5fe8d96ef2775b840926a6c35e28

Conflicts:
	policy/src/com/android/internal/policy/impl/PhoneWindowManager.java
Themes: Add categories to theme change intent.

The following categories are available:

org.cyanogenmod.intent.category.MODS_HOMESCREEN
org.cyanogenmod.intent.category.MODS_LOCKSCREEN
org.cyanogenmod.intent.category.MODS_ICONS
org.cyanogenmod.intent.category.MODS_FONTS
org.cyanogenmod.intent.category.MODS_BOOTANIM
org.cyanogenmod.intent.category.MODS_NOTIFICATIONS
org.cyanogenmod.intent.category.MODS_ALARMS
org.cyanogenmod.intent.category.MODS_RINGTONES
org.cyanogenmod.intent.category.MODS_OVERLAYS

Change-Id: Ic444278d1d712cb6207bb10574a471524a8fed41
Revert all ui theme changes

b63847c Revert "fb: follow on seekbars new UI guideline for 4.4"
47255c6 Revert "fb: correct seeker fb style for 4.4"
a4d9cf0 Revert "fb: global menu follow new 4.4 UI"
8e70c42 Revert "fb: change alert dialog to new 4.4 UI guidelines and add"
3dc828c Revert "fb: update missing google UI changes for 4.4"
dfd22dc Revert "fix remaining blue dialog dividers"
1e48af1 Revert "fix search textfield"
d38dca2 Revert "fix number picker blue line and highlight"
971641e Revert "Change Notification Icon Bg"
88f9dae Revert "Tabs for Holo Light Theme"
587848d Revert "Proper holo.light for fast-scrolls"
27e878d Revert "Darken up the fastscroll-pressed-light drawables"

also add missing drawable updates from 4.4.3 merge