* Updating to use dataset and datafreeze
* Use a new datafreeze serializer to get around Python 3 issues.
* Update requirements.txt
* Add simple test for export_ctf()
* Adopting a challenge type layout from deckar01
* Move standard challenge modals into the plugin
* Migration to change challenge type id to a string
* Travis testing now builds with MySQL, SQLite, and Postgres
* Rework get_standings to use the row ID instead of the saved time because of differences in database time precision
* Users should always be able to get their score, even if banned
* Fixing scoring logic when users haven't solved problems
* Hide None descriptions for awards
* Switching to using strings to store IP addresses because of the issues with storing them properly, Fixes#302, Fixes $306
* Only runs migrations when using a real database because SQlite is too inflexible to support migrations properly
* Removes calls to the ip helper functions but they can remain in case someone needs them in a plugin.
* PEP 8 compliance (#183)
* Group imports: standard library, third party, local
* Remove unnecessary spaces
* Comments should start with a # and a single space
* Adding tests for GETs on user facing pages
* Adding more user facing tests
51% test coverage
* Fixes#182
* Cleaning up Pages
Fixes a bug with CSS updating
