Create proper .bep file for agg
completed by: Dziadek
mentors: scottmc
http://ports.haiku-files.org/ticket/409
AGG builds ok on Haiku but is lacking a roper .bep file. For this task we need a working .bep files that allows haikuporter to build agg with -c -d and create a valid .zip file and also will build and install with -i.
If there is any test suite, also add a TEST section to the .bep file.