add test rosen
Merge branch 'master' into unstable
Merge branch 'master' of https://github.com/quangounet/TOPP into rosenunstable
Merge branch 'unstable' of https://github.com/quangounet/TOPP into rosenunstable
Merge branch 'rosen' of https://github.com/quangounet/TOPP into rosenunstable

Conflicts:
	tests/testrosen.py
Merge branch 'rosenunstable' of https://github.com/quangounet/TOPP into rosenunstable
Merge branch 'rosenunstable' of https://github.com/quangounet/TOPP into rosenunstable