WPML support for translating custom post types and custom taxonomies.
Update wpseo-functions.php

PHPdoc for wpseo_wpml_config function. Added link to documentation.
Enhancement : Added 'wpseo_breadcrumb_single_link_with_sep' filter which allows users to filter a complete breadcrumb element including the separator

Fixes filtering issue as discussed in forum thread: http://wordpress.org/support/topic/remove-current-post-title-from-breadcrumbs
Applied patch for issue with canonical links on last page of paginated posts as posted in WP forum by maxbugfly: http://wordpress.org/support/topic/serious-canonical-issue-with-paginated-posts
Bug fix/bug prevention/consistancy: Checked all used of preg_ functions for best practices
And some more of the same
* Added two suggestions for regex improvement, one fully worked out
Replaced a number of unneeded preg_() calls with the more efficient strpos() and substr_replace()

Improved one regex combi call to be more efficient
Identified potential bug and provided fix suggestion.
Potential bugfix when replytocom link use " instead of ' as attribute delimiter + suggestion for future improvement
Added initials to fixes not yet applied so if anyone needs to discuss, they know who to discuss with ;-)
Added gitignore
* Added stopwords filter including filter documentation

* Checked functions using the stopwords filter if they'd be able to deal with an empty stopwords array and fixed if needed
* Came across potential bug in one of these functions and fixed that (class-admin.php, line 10)
Fixed bug in regex - only the first shortcode would be removed, not all, as discussed in issue #83
Bug fix: saving of taxonomy meta data
Fixed small (potential) issue in wpseo_title_test()
Hide advanced tab for users for which it has been disabled, as [suggested by jrgmartin](https://github.com/jdevalk/wordpress-seo/issues/93) - props [Jrf](http://profiles.wordpress.org/jrf).
Bug fix: alt text of score dots
Fixed bug where RSS excerpt would be double wrapped in <p> tags as reported by [mikeprince](http://profiles.wordpress.org/mikeprince)
Gitignore...