Screenshots redo.
Config vars update - much cleaner.
Diving In: Widgets
Oops.
Merge branch 'dev' of github.com:pixelandtonic/Craft-Docs into v2

Conflicts:
	source/diving-in/dashboard/feed.rst
	source/diving-in/dashboard/get-help.rst
	source/diving-in/dashboard/images/feed.png
	source/diving-in/dashboard/images/gethelp.png
	source/diving-in/dashboard/images/updates.png
	source/diving-in/dashboard/quick-post.rst
	source/diving-in/dashboard/recent-entries.rst
	source/diving-in/dashboard/updates.rst