only clean logs if logs exist

Closes #29355.
Move tetgen to homebrew-science

Closes #29336.
pygtk: fix pygobject-codegen-2.0 path

Closes #29330.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
webkit2png 0.7

Closes #29356.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
dnsmasq 2.71
dnsmasq: update 2.71 bottle.

Closes #29350.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
tor: fix sysconfdir
tor: update 0.2.4.22 bottle.

Closes #29361.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
tinyxml: fix broken patch links

patch-tracker.debian.org seems to be down. Replaced broken patch links.

Closes #29362.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
libgaiagraphics 0.5

This is listed as the development version on the homepage, but it is the
version needed by the current stable version of spatialte-gui.

Nothing else in Homebrew depends on this library, so promote to stable.
libgaiagraphics: update 0.5 bottle.
libmicrohttpd 0.9.35
libmicrohttpd: update 0.9.35 bottle.

Closes #29369.
freeipmi 1.4.3
freeipmi: update 1.4.3 bottle.

Closes #29370.
ispc 1.7.0
launch4j 3.4
libmms 0.6.4
pgbadger 5.1
pmd 5.1.1