git: duplicate bash completion for zsh.

Should be a bit more robust than the previous method.

References #16992.
lilypond --devel 2.17.13

Closes #18080.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
BuildEnvironment: use separate sets for procs and symbols
Upgrade elasticsearch to 0.20.5

Closes #18090.

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>
node 0.8.21

Closes #18095.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
vim 7.3.837

Closes #18097.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
uwsgi 1.4.6

Closes #18093.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
pngcrush 1.7.51
mongodb --devel 2.4.0-rc1

Closes #18082.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
vim 7.3.837