Protobuf 2.5.0

Closes #529.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
gradle 2.0 and 2.1

Closes #572.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
cassandra 2.0.x

Closes #542.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
cassandra20 2.0.11
libpng12 1.2.52
jenkins-lts 1.580.1

Also:
- General cleanup (quotes, spacing etc.)
- Add wrapper script
tomcat 6.0.43

Closes #576.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
play22 2.2.6

Closes #575.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
allegro 4.4.2
allegro4 doesn't build on 10.9+
qt52 5.2.1

See discussion in Homebrew/homebrew#34719.
subversion17: add :apr dependency

Fixes #590.
gcc49: sandbox within series release number only

Refs #33948.
Merge remote-tracking branch 'upstream/master'