fixed README and a false positive in octoprint#34

thinkyhead merged 2 commits intothinkyhead:bf2_linearplus_and_trigorillathinkyhead/Marlin:bf2_linearplus_and_trigorillafrom

brandstaetter:bf2_linearplus_and_trigorillabrandstaetter/Marlin:bf2_linearplus_and_trigorillaCopy head branch name to clipboard