v: 1.7.8

- Fixed Bootstrap "carousel" display for galleries
- Added thickbox gallery support for gallery images. Now you can see all
images of a gallery inside thickbox
- Added a shortcode for displaying social share buttons anywhere inside
a post or a page. Use the shortcode [social_share] in a post or page.
Additionally you can use the "link" attribute to set manually the link
you want to share, example: [social_share link="http://www.site.com"]
- Added attachment.php template file
- Changed Google Font selection to a Bootstrap typeahead control, where
you can type the name of any font from the extense list in
google.com/webfonts
- Some CSS improvements in style.css and in theme-options.css
- Deleted some duplicated files in /partials
- Updated language files
- Included a PayPal donate button in the theme options page