Fix bug #15414236 Define a framework theme for system settings

- add missing Material preferencePanelStyle / preferenceHeaderPanelStyle /
preferenceListStyle / preferenceFragmentListStyle / preferenceFragmentPaddingSide
- add needed material dimens
- fixed PreferenceFragment.Material
- done it for the normal and light theme

Change-Id: Ib25288a499ab6b1ee42b2d0c72a2e5a1be084e5f