libsoup: optional gobject-introspection

Closes #26844.
wireshark: use git repo for head

http://www.wireshark.org/lists/wireshark-dev/201401/msg00189.html

Closes #27119.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
Make conditional more obvious
reinstall: fix incorrect use of Formula.canonical_name

Fixes #27117.
reinstall: re-raise original exception after cleaning up
Compare pathnames directly
Only propagate universal option if the formula defines it
libpng: update download URL

Closes #27121.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
ENV: request no byte code Python when bottling.
scons: update 2.3.0 bottle.
hexchat: fix Python plugin support

Closes #26803.
gawk: a test

Closes #27127.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
gawk: fix test to use correct binary

Closes #27130.

Signed-off-by: Misty De Meo <mistydemeo@gmail.com>
Remove unnecessary memoization from FormulaInstaller#build_argv
Reduce the number of ways options can be passed to the installer
Let commands decide what mode the installer should use
Fix typo
libpng 1.5.18
sbcl: 1.1.16 and a more rigorous test

Closes #27132.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
add check for /Library Python

Closes #24788.