Fix option flag naming for tap deps

Fixes #17866.
rubinius needs env: std

Fixes #17849.
fossil 1.25
xmp 4.0.1
libxmp 4.0.1
libwmf: fix dependencies
snappy 1.1.0

Closes #17867.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
polyml 5.5

Closes #17888.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
Groovy 2.1.1

Closes #17894.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
Fix serialization of used_options
info: open history pages for all specified formulae

Closes #17852.
gnupg 1.4.13
gnupg2: make these deps recommended
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.
GitDownloadStrategy: generalize has_tag? to has_ref?
GitDownloadStrategy: factor out checkout args