emacs: reset errors after extension or package selection
emacs: reset errors after extension or package selection

chambart/merlin,dra27/merlin,chambart/merlin,chriskonstad/merlin,the-lambda-church/merlin,fxfactorial/merlin,ocaml/merlin,dra27/merlin,the-lambda-church/merlin,fxfactorial/merlin,rgrinberg/merlin,haselwarter/merlin,fxfactorial/merlin,haselwarter/merlin,ocaml/merlin,neojski/merlin,fxfactorial/merlin,ocaml/merlin,chambart/merlin,neojski/merlin,dra27/merlin,haselwarter/merlin,neojski/merlin,ocaml/merlin,rgrinberg/merlin,haselwarter/merlin,rgrinberg/merlin,the-lambda-church/merlin,chriskonstad/merlin,chambart/merlin,dra27/merlin,rgrinberg/merlin,neojski/merlin