Move frame stylesheet to web_accessible_resources
Bump version to 0.5.0
Update dictionaries to the latest version of kanjidic
Open options page on extension install event;
Remove an unnecessary console log;
Add styles and transitions to accomodate multiple questions, informational element and answer elements.
Inject frame stylesheet from the contentscript (instead of manifest) to avoid flicker
No longer redirect to jisho.org;
Display the correct answer directly in the quiz frame;
Add more questions if user answers incorrectly;
Merge branch 'noredirect' into develop