Re: #446 - translatewiki: localeapp gem

* since the localeapp gem automatically adds all languages to the config/locales/ directory, i added the 2 currently unused languages to .gitignore so that they are not accidentally committed to the repo.
Re: #459 - Add embedly

* initial draft
locale app changes
adjusted back to search placement on the page
Re: #459 - Add embedly

* corrected the partial local reference to the item title for contributions
localeapp update
Re: #449 - Share not working

* attempt to resolve the issue
localeapp updates
adjusted back link position and carousel caption position
corrected an rcarousel issue

* navigation was being added when not necessary
adjusted back link position
Re: #449 - Share not working

* fixed a layout issue for user contributions
Re #460: Fix OAI output in custom format.
Re #454: Rename OAI controller per camel-case convention.
Re: #442 - translatewiki: initial commit

* removed the .gitignore restriction on additional locale yml files
* added the 2 additional lc.yml files we have available at the moment
Re #461: Wrap contribution status change in transaction.
Re: #397 - Add a share option to the lightbox

* moved prettyphoto assets to default asset pipeline directory
* moved sharethis implementation into a global europeana implemenation so that it can be used on any page
Re: #456 - Lightbox: sharethis icon

* created an icon based on the prettyphoto default sprite icons
Re: #457 - Lightbox: information icon

* created an icon based on the prettyphoto default sprite icons
Re: #458 - Lightbox: embed icon

* created an icon based on the prettyphoto default sprite icons