elinks: add a test (renders a simple page)
elinks: add 0.11.7 bottle.

Closes #28036.

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>
emacs cask: install to site-lisp

Closes #28033.

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>
libvirt 1.2.3
libvirt: update 1.2.3 bottle.

Closes #28034.

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>
giflib: add 4.1.6 bottle.
xplanet: optionally use cspice.

Along with general housekeeping. The formulas now offers all XPlanet
configure options. Also modified the formula to the new Homebrew syntax
standards.
xplanet: add 1.3.0 bottle.

Closes #28015.

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>
swig 3.0.0

Closes #27741.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
swig: update 3.0.0 bottle.