GitLab

* use https everywhere

* use https links on the files that are left

Also, removed some broken links and updated redirections.

Coffee was missing an F

* `cfp` alias was referencing an old version of the `cf` command which
no longer exists. This has been updated to reference a valid command.

Change copydir, copyfile, and coffee plugins to use them, instead of the Mac-only `pbcopy` command.

cf: compile and show output
cfc: compile & copy
cfp: compile from pasteboard & print