Fixed error when trying to display time
Cleaned up time formatting
null EmbeddedDocuments are now stored as DBNull instead of json null.
Added MediaInfo to EpisodeFile.
Rewrote most of the renamer token handling code to give it a bit more generic architecture. Also added MediaInfo as possible token.
Merge pull request #94 from Taloth/mediainfo-support

Mediainfo support
Pushover default to Normal
New: Show calendar title above buttons on small screens (phones)
Removed some extra using statements
Relative episode file paths