added checks in theme preprocessor for missing dc
added checks for missing dc datastream
fixed a fieldset name in add datastream form
updated dc_array's default value
Added in the Fedora_ingest permission to show the manage tab
Merge pull request #288 from philsogaDGI/7.x

Added in the Fedora_ingest permission to show the manage tab
Code Review
Merge pull request #289 from nigelgbanks/7.x-code-review

7.x code review