Bug 849223 - Adding default values for the gaia.ui.* theming settings
r=vingtetun
Merge pull request #15403 from etiennesegonzac/bug-849223-css-system-settings

Bug 849223 - Adding default values for the gaia.ui.* theming settings
Revert "Bug 957100 - [Settings] add marionette for b2g-improve and feedback page"

This reverts commit 0b49a29ae694f55333ab2a0054d85597a3e5582d.
Merge pull request #15415 from KevinGrandon/revert_pr_15065

Revert "Bug 957100 - [Settings] add marionette for b2g-improve and feedback page"
Bug 934354 - [WAP push][CP] Pressing home key or opening other apps will close client provision message directly without any protections like pressing x button does(warning dialog shows).