Beauty and refactoring some code to improve readability.
Disable yodastyle check
Fixing codestyle
Fixing code style
Next attempt to fix code style
Disable code sniffer for whole directory
Reverting changes
Simplify the way to show table cells
Adding first steps into index/noindex tab.
Change the way to get the table column definitions
Adding values to meta
Use the OpenGraph image, if it's there, for the twitter image too.
Demanding Yoda conditions is stupid.
Temporarily disable check for functions until it's fixed.
Merge pull request #1665 from Yoast/twitter-opengraph-image

Use the OpenGraph image, if it's there, for the twitter image too.
Making javascript more generic
Removed robot index tab
Change AJAX-request listener
Cleanup code
Deleted class for robot index.