hevea: confirm upstream fix.
gtk+3: make X11 recommended, add Quartz support.
gtk+: make X11 recommended, add Quartz support.
gtk+: update 2.24.24 bottle.
gtk+3: update 3.14.0 bottle.

Closes #29691.

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>
gtk+: restore minimum versions
added formula for git-hub
added trailing newline
rename class to prevent naming conflict
fixed indentation, added tests, fixed make bugs
moved link to Aliases
removed changes applied upstream
changed url/sha1 to reflect upstream release for makefile fix, added version to compensate (temp)
updated version to 0.1.4, removednow unneeded version attribute
rename git-dash-hum -> git-cmd-hub
git-cmd-hub: add 0.1.4 bottle.