TSUNE-87 Add comic app
Update Vagrantfile to use most recent base box
TSUNE-100 Add python docstrings
TSUNE-100 Add feature file for UC11 Random Comic
TSUNE-79 Add cardimporter app and markdown extensions
TSUNE-79 Ignore $$?..$$? in internal markdown conversion
TSUNE-79 Add sourcereader module for importing

Add import support for Anki
TSUNE-79 Add Fix card preview subscript
TSUNE-79 Add MathJax to render math in html
TSUNE-79 Add underline extension. Fix sub and super script.
TSUNE-79 Add Anki HTML to Tsune Markdown converter
TSUNE-79 Add additional functionality to source reader
TSUNE-79 Add tests for anki converter
TSUNE-79 Add importer module for importing anki
TSUNE-79 Change local database encoding to UTF-8
TSUNE-79 Add mathjax preamble extension to static files
TSUNE-79 Remove mathjax include from basic cardbox
TSUNE-79 Extract include into own file for DRY
TSUNE-79 Add mathjax_include to templates
TSUNE-79 Remove unused method