Revert "trds:[framework] dark images adjustments"

This reverts commit 717a14723b9583329e3033c73c249a6b710f4e41.
Revert "fb: TRDS dark base theme"

This reverts commit 93ee47ad4d04c5170c4093c1dce6a7340dd83ae5.
Revert "fb: TRDS 3.0 and new theme engine preparation (1/4)"

This reverts commit 017dc208fb25aa4952c6949b98c290b59b3ac37e.

Conflicts:

	core/res/res/values/cr_symbols.xml
Revert "TRDS: Dark DocumentsUI"

This reverts commit 2bde312126542b51e89cc7d6890a23791a902719.
Frameworks: Update DocumentsUI for theme chooser combatibility

PS2: credit: djdarkknight96
PS3: this time, use the correct owner info
PS:4 fix typo in styles.xml

Change-Id: I121099de6c09d33ef9f02019996eac1c6f1d3731
Frameworks: port TRDS

credit SlimRoms
  - an all inclusive patch for trds minus the theme engine
    since we support cm theme chooser

Conflicts:
	core/java/android/provider/Settings.java
	packages/DocumentsUI/AndroidManifest.xml
	packages/DocumentsUI/res/layout/activity.xml
	packages/DocumentsUI/res/layout/fragment_save.xml
	packages/DocumentsUI/res/layout/item_doc_grid.xml
	packages/DocumentsUI/res/values/colors.xml
	packages/DocumentsUI/res/values/styles.xml

Change-Id: I01ca0a4affac15c1ac6547dd40c07328ed33ab01