Fixes issue #2366
Merge pull request #2368 from xyz/2-1-stable

Fixes issue #2366
Update changelog with proper release date and branch comparison link.
Add note to changelog about #2368.
Remove '_content' from section id

The default Home page and the CSS expect #body and #side_body. To ensure the styling is applied correctly to the About page we need to remove '_content' from the section id.
Merge pull request #2372 from dwayne/patch-1

Remove '_content' from section id
Mention that Refinery CMS is not compatible with Rails 4 and provide a
workaround in the Getting Started guide.
Update Getting Started guide.

* Change version from 2.0.0 to 2.1.0
* Remove tip about Ruby 1.9.1 because lowest acceptable version is 1.9.3
* Remove RubyGems link because it comes bundled with 1.9.3
Bump selenium-webdriver dependency version.
Show Travis build status icon only for 2-1-stable branch.
Iterate through elements in array instead of object fields.
Prevent the backend_route ever being //something
Insert translation added
failing test for child page with no default translation
Fix bug related to child page with no default translation.
Update changelog.
Possible fix for previewing pages with inherited templates.
Fixes #2392 by adding endprologue. section to guide
Added introduction and endprologue for resources guide.
Merge pull request #2380 from refinery/fixes_from_master

Fixes from master