Merged scdl_fixes branch:

* Fixed tests for contentdm module.
* Modified enrich_subject to remove spaces around double dashes.
Update README.md

fixed couch_database variables names
Merge pull request #1 from eldios/patch-1

Update README.md
Merged copy-prop into master.

-Loop through handle to get url in contentdm module
-Per Amy's email, copy prop publisher into dataProvider for MDL.
-Added shredding for contributor, creator, date, language,
 publisher, relation, title
-Created module copy_prop to copy from one prop into another.
-Added module copy_prop to akara.conf and server_support
-Added unit tests
-Updated profiles to use copy_prop for dataProvider field
Added support for stripping multiple characters.
Added stripping the creator field to all profiles.
Addedd support for multiple dates in enrich_date module.
Merge remote-tracking branch 'origin/scdl_fixes' into scdl_fixes

Conflicts:
	profiles/artstor.pjs
	profiles/bhl.pjs
	profiles/clemson.pjs
	profiles/georgia.pjs
	profiles/kentucky.pjs
	profiles/minnesota.pjs
	profiles/scdl-charleston.pjs
	profiles/scdl-usc.pjs