Improving french translation

Quoting everything
minor correction for respecting french grammar rules
cs translation update
adding JS support for id and pt languages
update JS date formats for new languages
attemping to fix NL translation (client.nl.yml) which seems to be somehow broken
Cleaned up a bunch of JS
Animate in the bottom filter bar
Update to master Ember.js
removing some unused code
Merge pull request #526 from kubabrecka/cs_update

cs translation update
Merge pull request #525 from habfast/master

Improving french L10E
Merge pull request #529 from kubabrecka/i18n_date_formats

update JS date formats for new languages
Merge pull request #530 from kubabrecka/fix_nl_translation

attemping to fix NL translation (client.nl.yml) which seems to be somehow broken
Merge pull request #528 from kubabrecka/missing_js_langs

adding JS support for id and pt languages
Merge pull request #531 from kubabrecka/unused_code

removing some unused code