** Added support for changing io handler on coops-rest CKEditor plugin
** Added html page that can be used for testing multiple CKEditors on
the same page
** Changed coops-rest plugin to not to be inherited from
CKEDITOR.coops.Feature
** Removed coops-rest plugin implementation out from the editor init
event
** Removed dependency for CKEDITOR.coops.Feature from coops-dmp CKEditor
plugin
** Moved DmpDifferenceAlgorithm out of the editor init event in
coops-dmp CKEditor plugin
** Fixed editor references in coops-dmp to point to owning editor
** Fixed jslint warnings in coops-dmp CKEditor plugin
** Changed coops-dmp plugin to refresh CKEditor data cache after content
change
** Fixed jslint warnings on change CKEditor plugin
** Fixed editor references on change CKEditor plugin
** Removed unused CKEDITOR.coops.Feature class from coops CKEditor
plugin
** Removed useless CKEDITOR.coops "package"