Manually remove pyc from manage.py, as our major refactors are really hurting our ability to update without this.
Default to latest version (not text 'latest'), get from 'downloads'
Merge pull request #1721 from bcipolli/installer-stats

Default to latest version (not text 'latest'), get from 'downloads'
Adding Travis CI setup file.
Update README.md
Update README.md
Fix for #1636: select thumbnail format from a list instead of hard-coding to png.
Template changes to toggle behavior based on whether a thumbnail is available.
Make travis show stack trace on any fatal error.
Merge pull request #1873 from bcipolli/1636

Fix for #1636: select thumbnail format from a list instead of hard-coding to png.
Merge branch 'master' of github.com:learningequality/ka-lite into nalanda-rct1

Conflicts:
	.travis.yml
	kalite/manage.py
	kalite/stats/api_urls.py
	kalite/stats/api_views.py
	kalite/updates/videos.py