Clipper is an OSX launch agent that exposes the local clipboard to
processes running both locally and remotely.
This makes it useful for tools like `tmux`, as you can integrate `tmux`
with Clipper for seamless copy/pasting between a remote `tmux` instance
and your local clipboard.
More information and documentation can be found at:
https://github.com/wincent/clipperClosesHomebrew/homebrew#23039.
Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>