Make sure New Relic's stupid output is disabled for the XSL. Fixes #603
Replace `dirname( __FILE__ )` with `WPSEO_FILE` as that works better in some cases.
Add new option for large image Twitter Card, default to summary
Add sanitisation methods for the new options
Add explanation that Twitter Cards need to be validated to work
Refactor Twitter image output into separate function just like in OpenGraph
Add new class variable for `$shown_images`
Missed one Twitter image output that didn't use the new function yet, fixed.
Missed one instance of __FILE__, on line 86 ;)
Refacrored `$metadesc` to `$meta_desc`
Moved filter `wpseo_twitter_image` into `image_output` function to allow filtering ALL output
Fix missing `image_output` call for post content matches
Removed use of `empty`
Wrongly declared variable name.
Refactored `metakey` to more readable `meta_key`
Removed `@todo` as it was unneeded. `get_site_option` usage is right, `update_option` should work properly too on multisite.
Allow Pinterest and Yandex site verification on Dashboard, registering the appropriate settings. Fixes #683
Dramatically reduced the number of queries needed for index sitemap generation (from 72 to 15 on my test data).
Remove some obsolete code and an obsolete function
Add some inline documentation
Moved table sorter script to JS directory where it belongs
Removed `dirname( __FILE__ )` everywhere and replaced with `WPSEO_FILE`
Fix path to tablesorter jquery
Code style cleanup.
Removed unused `get_gplus_data` function.
Added actions to form tags
Added option to create `robots.txt` when it's not available yet directory is writable.
Add nonce to the create robots form.
Make AJAX sorting of XML sitemaps work on https too
Removed wrongly used `sitemap.xslt` registration, fixes #680
Removed init function from sitemaps class as it's not needed, the one in wpseo-functions.php does it all.
Fix the XSL rewrite.
Removed `wpseo_flush_rules()` as it didn't add any value on top of `flush_rewrite_rules()`