theme changes
gallery overlay style changes
Merge branch 'master' of http://github.com/collectiveaccess/pawtucket

Conflicts:
	app/plugins/simpleGallery/controllers/SetsOverlayController.php
Merge branch 'master' of http://github.com/collectiveaccess/pawtucket
Added app constant
Retain current path in include path when adding CA paths
Added constructor options to Session; allow for creating of RequestHTTP instance in unit tests
Merge branch 'master' of github.com:collectiveaccess/pawtucket

* 'master' of github.com:collectiveaccess/pawtucket:
  revisions to simpleGallery plugin
  revision to PDF summary download
  revision to PDF summary download
  revision to PDF summary download
  added pdf summary download for objects
booklyn theme updates
Merge branch 'master' of http://github.com/collectiveaccess/pawtucket
Added allow_detail_for_ca_objects and allow_detail_for_ca_list_items
Fixed method name to conform to convention
Modified template processor to consider commas as break
Added link generation functions for details
Added getElementDatatype() static method
Now pass "dont create new session" option through to Session class
Added options to getDisplayValue() to generate links from URL attributes
Support for returnAsLink option in get()
Merge branch 'master' of github.com:collectiveaccess/pawtucket

* 'master' of github.com:collectiveaccess/pawtucket:
  booklyn theme updates
Updated default theme object detail to use new get() returnAsLink option
Sync'ed with Providence code