[PLG_CONTENT_XHUBTAGS] don't be quite so restrictive on context and create new option for hubHostname config option
[PLG_CONTENT_XHUBTAGS] don't be quite so restrictive on context and create new option for hubHostname config option

zweidner/hubzero-cms,zweidner/hubzero-cms,zweidner/hubzero-cms,anthonyfuentes/hubzero-cms,anthonyfuentes/hubzero-cms,zooley/hubzero-cms,zooley/hubzero-cms,zooley/hubzero-cms,anthonyfuentes/hubzero-cms,anthonyfuentes/hubzero-cms,zweidner/hubzero-cms,zooley/hubzero-cms