created basic build.xml file
Untested, incomplete class for saving triangle image to file
Completed class (ignores background colors except that of the specific component passed in as an argument, though), seems to work properly
removed extraneous build.xml that I didn't actually need or use
Updated README with notes on my feature and how to use it
Merge pull request #7 from shanencross/master

Project 1 Towers Sierpinski Pull Request (Issue #2)