pyenv 20140614

Changes:

* pyenv: Change versioning schema (`v0.4.0-YYYYMMDD` -> `vYYYYMMDD`)
* python-build: Add new PyPy release; pypy-2.3.1, pypy-2.3.1-src
* python-build: Create symlinks for executables with version suffix
* python-build: Use SHA2 as default digest algorithm to verify downloaded archives
* python-build: Update default setuptools version (4.0 -> 4.0.1)
* python-build: Import recent changes from ruby-build v20140524

Closes #30141.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
libuv: add pkg-config dep so pc file gets installed

Fixes #30145.
nanomsg 0.4-beta

Closes #30147.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
etcd 0.4.3

Closes #30148.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
etcdctl 0.4.3

Closes #30149.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
etcd: add 0.4.3 bottle.
etcdctl: add 0.4.3 bottle.
ddrescue 1.18.1

Update to latest stable release, use HTTPS on homepage and mirror,
change single quotes to double.

Closes #30121.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
Remove cloudfoundry-cli

This change removes the cloudfoundry-cli formula from the repository.
It will now be available from pivotal/tap tap.

Closes #30105.

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