fontconfig is not cellar :any

From the bottle we see /usr/local

    $ strings -a libfontconfig.1.dylib | grep /usr/local
    /usr/local/etc/fonts
    /usr/local/var/cache/fontconfig

and in fact it can't find its config file with a non-/usr/local prefix.

Closes #25171.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
Add bash completion support for "brew switch"

First autocompletes on the names of installed packages and then
autocompletes on available versions for that specific package

Closes #25051.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
bottle: only chdir into the cellar when tarring up the bottle
sbt 0.13.1

Update homebrew formula to latest stable sbt.
Devel now at the most recent nightly.

Details
----

Prod
o Update the version of the launcher.
o Update the sha1 of the sbt launcher.
o Update the url of the launcher.

Devel
o Updated the url for devel to the latest nightly.
o Update the devel version
o Update the sha1 for devel.
o v 0.13.2-20131212-062515