Mercurial: revert to standalone install

This resolves issues with the hg binary being in the wrong place and
the docutils module being required to install.

Note that users who need mercurial installed as a Python module will
need to install it some other way.

Closes #20620.
ykpers: update dependencies

Uses json-c, and pkg-config to find json-c.

Closes #20811.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
Redact yubikey-personalization

It is a duplicate of ykpers.
ykpers: use opt_prefix
ykpers: style nit
postgresql: Build with Tcl

Closes #20766.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
install plist before linking

If linking fails,  won't try to re-install the plist.

Closes #20843.
audit sourceforge URLs even harder
Fixed several broken sourceforge.net download locations

Closes #20645.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
ufraw 0.19.2
Fix appending .rb to local formulae names

Closes #20926.
libmowgli-2.0.0

Closes #19172.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
librsvg: add libgsf option

Closes #20855.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
finch no longer needs libgcrypt to configure
libpurple no longer needs libgcrypt to configure
libpurple: make perl support optional

Closes #18312.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
fortran: disable multi-arch build on 32-bit

Closes #19584.
Squid 3.3.5

Closes #20842.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
libgphoto2: needs libltdl, not just libtool

Fixes #20935.
Hardware::CPU (Mac): add Haswell

See #20935.