Adding count of documents and messages in index for journalists
Adding downloaded column to submissions table
Marking files as downloaded in the db when they are downloaded
Add a link to download unread messages
Swap out link with unread: 0 on download
Merging master into issues/371
Merge pull request #379 from Hainish/issues/371

Resolves #371
Merging develop into issues/372
Changing bulk_download api per Garretts request
Marking singular downloads as downloaded = True
fixed tests
Merge pull request #384 from Hainish/issues/372

Issues/372
Deleting submissions from db on bulk_delete (#381)
added schroot.conf and sources.list directly into chroot-dev (#360)
Merge pull request #389 from Hainish/issues/381

Deleting submissions from db on bulk_delete (#381)
Merge pull request #360 from micahflee/chroot

chroot jail development environment option
Merge branch 'develop' into ui-refresh

Conflicts:
	securedrop/journalist.py
	securedrop/static/css/securedrop.css