gmp 5.1.1

Closes #16906.

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>
highlight: depends on pkg-config

Closes #18202.
Alias npm to node

Feel free to add aliases everybody. They are useful.
auctex: update homepage

Closes #18208.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
brew-switch: don't link keg-only brews

Closes #18169.
brew-test-bot: fix bottle function name.
gfortran: update bottle
ghc: update bottle
icu4c: update bottle
imagemagick: update bottle
jpeg: update bottle
libpng: update bottle
llvm: update bottle
objective-caml: update bottle
pidof: update bottle
qt: update bottle
erlang R16B

* Update the SHAs and URLs for documentation and sources for R16B
* Remove step to touch skip file for wx debugger builds (it does build
  now for > Snow Leopard)
* make install needs -j1

Closes #18114.

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>
erlang R16B bottles
wrk 1.1.1

Closes #18200.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
libxml2: add http mirror