libs/c-ares: Port from old packages, and update

libcares is a dependency of mosquitto, at least.

Imported existing packages makefile, updated from 1.7.4 to 1.10.0
Added License and Maintainer information

Signed-off-by: Karl Palsson <karlp@remake.is>
Merge pull request #5 from remakeelectric/libcares

libs/c-ares: Port from old packages, and update