libev: remove libevent compatibility header file

This file conflicts with the actual libevent; if someone actually needs
this it can be reinstated as an optional install.

Closes #17921.
dvdauthor: depends_on :libpng

Fixes #18001.
Only fails_with compiler version for developers.

Actually works properly now.

This reverts commit a0e56345ea55f7ee3c41d6bf13f9cfb3af635323.
brew: move to Library/brew.rb

This reverts commit ac156b36d00ead5f225389f0a1d8069d0c1cce4a.
brew: use a shell wrapper script for brew

This reverts commit dfd4dd12a41e1697ee9d5feac12cc1ea7c3a590e.

Fixes the problems from #17683 and #17685.
README: Add Kickstarter link.

Closes #17963
exiftool 9.20
audit: don't complain about versioned automake depending on autoconf
tbb 4.1u2

Closes #17956.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
Formula: fix class-level version accessor

When given no arguments, this should return the stable version, but it
hasn't since we stopped setting this direction in the class's @version
variable.
jenkins 1.502
vim: disable stripping

With stripping enabled, vim will segfault when calling a statically-
linked interpreter like ruby.

Fixes #17904.
geany 1.22

Closes #18005.
dart 18717

Updating to the latest release of the dart-sdk (18717)

Closes #18015.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
irrlicht 1.8

Closes #15977.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
mtr: add debian as mirror

Closes #18012.
dromeaudio 0.2.1

Closes #15877.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
Shouldn't override def patch
phantomjs: install examples.
ruby 1.9.3-p392