Address ISLANDORA-1123
Merge pull request #206 from rosiel/7.x-ISLANDORA-1123

Address ISLANDORA-1123
Add additional RSS alter hooks.
Fix comment.
Merge pull request #207 from adam-vessey/7.x-LIB-43

Add additional RSS alter hooks.
Changed the limit namespace textfield to a textarea.
Merge pull request #209 from nigelgbanks/7.x-limit-namespace-now-textarea

Changed the limit namespace textfield to a textarea.