amin's algorithm

git-svn-id: http://fritzing.googlecode.com/svn/trunk@6932 85f94c43-f63a-0410-9d22-21439860c375
amin's algorithm

git-svn-id: http://fritzing.googlecode.com/svn/trunk@6933 85f94c43-f63a-0410-9d22-21439860c375