updated class for button, fixes issue brought up in #373

Merge pull request #404 from DigitalCurationCentre/issue337 ...

Fixed problem when creating a question. Fixed JS to display/hide defa…

Fixed problem when creating a question. Fixed JS to display/hide default answer. Fixed tinymce problem for example answer. DMPRoadmap/roadmap#337 ...

fixed create_a_new_question test. DMPRoadmap/roadmap#337

updated org-admin customization of templates according to #373

Replace UC3 -> CDL - fixes #245

removed rake wrapper task because json dir can be set in initializer. Added initializer and updated _('') to __('') DMPRoadmap/roadmap#204

swapped out all other I18n calls in JS with gettext calls DMPRoadmap/roadmap#204

removed template->question dropdowns on guidance pages. updated controller and JS accordingly. fixed issue with themes not being saved. DMPRoadmap/roadmap#221

fixed other basic issues found on guidance pages DMPRoadmap/roadmap#185

updated admin_phase view and partials associated with it to use new data access

editing a guidance by question now shows template through question

fixed bug where selecting guidance was impropperly filtering

moved assets from app/assets to lib/assets. The files in lib/assets will be used by Rails unless override by an equivalent file in app/assets. Added logic to applicationController so that it will look first for a template in app/views/[:branded folder name] before using the default in app/views