Adding continuous integration support with Travis.
Edited the Travis requirements file to exclude Doxygen to speed up building.
Edited the Travis requirements file to support pygame installation.
Attempting to bypass requirements to make pip work on Travis.
Fixed the 'add-external' command to help with Travis building.
Trying something else.
Update .requirements.txt
Update .travis.yml
Update .requirements.txt
Update .travis.yml
Update .travis.yml
Update .travis.yml
Update .travis.yml
changed Camera to use rectangle border and not segment
clamping camera based on border rectangle
Merge branch 'master' of https://github.com/NintenJoe/zol into Camera