Merge pull request #2 from Yorirou/master

Fixes two common javascript errors.
Fix but needs to be tested
Merge branch 'master' into feature/357-IE11-fix
Recompile sass files
Merge pull request #3 from Coornail/feature/357-IE11-fix

Feature/357 ie11 fix
Update jQuery Joyride to 2.1
Merge pull request #4 from Coornail/update/248-update-joyride-to-2.1

Update jQuery Joyride to 2.1
Adds .jshintrc.
Implements step editor.