created handin folder, todo: add writeup pdf
Merge branch 'master' of https://github.com/jfilleau/sss

Conflicts:
	hw5/handin/bad3.err
	hw5/handin/bad3.simple
	hw5/handin/control1.out
	hw5/handin/good2.err
	hw5/handin/good3.err
	hw5/simple/bad3.err
	hw5/simple/control1.out
	hw5/simple/good1.err
	hw5/simple/good1.out
	hw5/simple/good3.err
	hw5/testcases/bad3.err
	hw5/testcases/control1.out
	hw5/testcases/good3.err
	hw5/testcases/good3.err~