Merge pull request #51 from ThomasRahn/Alan

Narrative commenting in player.
Player agree disagree, admin comments
Merge branch 'Development' of https://github.com/ThomasRahn/soen390 into Development
merged changes
Update placeholder block in comment view.
Clear form after successful post.
Added comments modal window in admin narrative view, Modified comment model, and tested
Fix UX issues with flags; clean up code.
Add modal fade-in.
Ignore production sqlite database.
Remove production database from git.