Decode 2.7.3

### Added: 
- French Translation
- .pot file for easy translation into any other language
- Added Skype and VK social links
- Added Latin extension to font stylesheet
- Added (hidden) updated time to post
- Added screen reader link to skip to content before social links

### Improved: 
- Updated YouTube icon
- Improved style of search results

### Fixed:
- Color of nav-next/previous links not transitioning
- Search form incorrectly aligned left on sidebar