scm-manager 1.28

Closes #17906.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
graphviz 2.30.1

Closes #17899.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
openssl: add caveat about CA certs

Closes #17882.
vim 7.3.822
open-babel uses pkg-config

Closes #17907.