Update to Readme
Updated Readme

The default add-ons set up is now free with a mention at the top that
they may want to upgrade to paid postgresql or paid cloudinary.
Small text changes to the content editor.

Conflicts:
	app/views/cms/maps/show.html.haml
text changes & one less twitter list

Conflicts:
	app/views/cms/maps/show.html.haml
fixed typo: toolkit not tookit
more text changes

including a change to the navigation
Added help text to Twitter Updates section

in Content Editor
Merge pull request #109 from city72/text-edits-recover

Text edits recover
textlogo to darkorange
text logo font-size, leading, etc.
Change password form: changing label to: "New password"
fixing errors explanations