magit-insert-{unpulled,unpushed}-module-commits: bugfix
magit-format-patch: bugfix
magit-popup-font-lock-keywords: properly quote face symbols
polish font-lock keywords

This might or might not make a difference,
but I am seeing heisenbugs so here we go.
magit-git-standard-options: add --literal-pathspecs

Previously we set $GIT_LITERAL_PATHSPECS in `magit-call-git'
and `magit-start-git' but has no effect when using tramp.