doxygen: style
lilypond: whitespace
gtk+ 2.24.20
gettext 0.18.3

Closes #21102.
git-extras 1.9.0

Closes #21104.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
rpm2cpio: fix install name

Closes #21105.
gettext: disable java

Refs #21102.
automake 1.14

I sat on this for a while because I was afraid of introducing
compatibility issues like 1.13 did, but MacPorts has shipped this for a
couple of weeks now and upstream seems to be serious about using
semantic versioning, so let's give it a shot.