Perfmatters 2.3.4

Performance update to Script Manager form submission function which should help dramatically reduce the footprint when saving script configurations.
Removed the Current URL option in the Script Manager when loaded on URLs without a valid post ID. (ex. dynamically generated archive templates)
Added plugin settings page header with links to Contact and Support.
Minor styling fixes in plugin settings UI.
Updated Russian (re_RU) translation files.

Added new ‘Body Code’ box in the Extras tab to go along with our existing header + footer boxes to give some more control there.
Added some limits to the Script Manager action links in WP Admin to ensure they are only showing up for public post types.
Fixed a bug that was causing the admin stylesheet not to load on the network settings page when running on a multisite.
Added Russian (re_RU) translation files. (credit: Sergey Shljahov)

Added new option to Disable Comments. Updated a section of the Script Manager to better reflect the Current URL when determining if it is a match for the given regex pattern.