Remove right_aws style calls

Some of the instance launch code still right_aws hash style calls
Fixup so tests pass

Instead of attempting to match the dates, just check the values
Test CORS headers are only set on CORS requests
Replace invalid solr control chars with space

Also don't clean the text when it's saved with as a Page

The invalid control chars include newlines, so the text looks
pretty bad with all the newlines removed.

This saves the text as-is, then cleans it when it's sent to solr
Allow newlines, carriage return, and tabs
Clean text as it's inserted
Remove leading '0' from form feed regex

\0 isn't super helpful in stripping chars
Return new EC2 instance after creating it
Do not escape options for search embed preview
Add DC.cdn_root method

This simplifies the mis-mash of DC.server_root and DC:CONFIG['asset_root']
in the loader scripts by making the agnostic versions easier to determine.
Add route to search embed loader, fix content-type
Solr doesn't allow tabs, add to the cleaning regex
Set address for cloud_crowd server on staging
Move solr commit to process
Return true so job doesn't call merge
Test out new cloud-crowd "stabilization" branch
Update config for cloud-crowd staging test
Lower DB pool timeout to 1/2 second
Use yaml symbol syntax for pool timeout
Mark generated HTML as html_safe for using in view