Merge pull request #159 from djuretic/master

Tests for Api and Decomp
Ability to filter by studyingMode
Adjusted active lists rendering
Load contained item vocabs on next
Added back automatic audio on prompts

An option to display it automatically being played still needs to be
added to the options.
Add checks for accounts with no items
Update appcache
Wrapped console log

This will allow for future logs to be disabled.
Several small changes
Added tests for views/Options