Add dragon integration#4

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samgreen wants to merge 8 commits intodragonfrom

dragon_integration

Commits on Jan 23, 2015

Merge pull request #3 from 2-complex/undo_redo_keyboard
2-complex
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Commits on Mar 20, 2015

Commits on Mar 22, 2015

progress
2-complex
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Commits on Mar 23, 2015

Commits on Apr 8, 2015

Update main for dragon integration
samgreen
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