ISLANDORA-977 -- Delete drupal variables on uninstall.#31

Merged

adam-vessey merged 4 commits intoIslandora:7.x-1.4from ruebot:7.x-1.4-ISLANDORA-977

Sep 25, 2014

+10

Commits on Sep 5, 2014

Address ISLANDORA-977.
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Commits on Sep 6, 2014

Coding standards
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Commits on Sep 15, 2014

Merge branch '7.x' of github.com:islandora/islandora_batch into 7.x-ISLANDORA-977
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Commits on Sep 18, 2014

Don't remove a core islandora varible.
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