Implement basic collection filter hook for namespaces.
Fix function comment (parsing)...
Fix the link text... Some tests depend on it.
Merge pull request #358 from adam-vessey/7.x-fix-view-link

Fix the link text... Some tests depend on it.
Fix hook implementation.

...  Function was name inappropriately... Herp derp.
Merge pull request #357 from adam-vessey/7.x-namespace-filter

Implement basic collection filter hook for namespaces.