cleanup: use subdirs, avoid .directory? checks
cleanup: use Pathname#rmtree instead of FileUtils
cleanup: only map dirs to kegs once
cleanup: refactor cleanup_formula
cleanup: rename variable
cleanup: refactor cleanup_cache
cleanup: cleanup_all => cleanup_cellar
prune: add dry-run mode
cleanup: enable prune during dry-run mode

Closes #19826.
go 1.1

Removes the now-outdated devel block.

Also require the use of the correct clang compiler
by default. This change was needed when using
--devel and now needed in stable.

A new caveat has also been added explaining how a
$GOPATH must be set and cannot be the same as
$GOROOT From the 1.1 release notes listed below.
http://golang.org/doc/go1.1#gocmd

Closes #19782.

Signed-off-by: Misty De Meo <mistydemeo@gmail.com>
libwpd 0.9.8
libxml2 2.9.1
mercurial 2.6.1
gcutil 1.8.0

Closes #19852.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
reattach-to-user-namespace 2.1

Closes #19854.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
Distribute 0.6.40

Closes #19847.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
Node 0.10.6

Closes #19850.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
openssl: add mirror

Closes #19844.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
vim 7.3.960

Closes #19856.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
flow-tools 0.68.5.1

Closes #19848.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>