Note: @linuxgurugamer has continued this mod here:   Old Text: When targeting a docking port, your navball gets an additional red marker that shows the orientation and roll of your target. Just point towards that marker, and you'll be perfectly set up for docking; once you're oriented, the rest of the docking can be done using translation controls only. Typically, this plugin allows you to dock by looking at nothing but the navball, never switching vessels, and saving tremen