Unescape Javascript code no matter what

Rails 4.1 has better JSON encoder. Everything boils down to JSON literals and
all strings are escaped. The JavascriptCode class too boiled down to an escaped
string.

Here we just gsub the quotes out.
feedback on errors #431
added wrapper_options argument to def input
Merge pull request #373 from abdulsattar/master

Unescape Javascript code no matter what
Take relative base URIs into account

For example, when installing to a sub-uri with Passenger.
Merge pull request #452 from jasonmk/patch-1

Take relative base URIs into account
Merge pull request #446 from arthurtalkgoal/master

Chinese Translation
Merge pull request #443 from dronov/master

added wrapper_options argument to def input
make cancan authorize work
Merge pull request #460 from zhanglinjie/patch-1

make cancan authorize work
Remove old ckeditor files
Update ckeditor js to 4.4.2 full version
Copy non-digested assets of ckeditor after assets precompile rake task
Filter locales and fix tasks path
Remove ckeditor build config file
Merge pull request #432 from lfglopes/issue-431

feedback on errors #431
Preserve modified time when creating non-digest
Minor typo fix
Merge pull request #479 from darthdeus/patch-1

Minor typo fix
Merge pull request #473 from jhenkens/patch-2

Preserve modified time when creating non-digest