Test sqrt(-0.5)

Signed-off-by: Michael Buesch <m@bues.ch>
project: Add workaround for IronPython data type issue

Signed-off-by: Michael Buesch <m@bues.ch>
Use StringIO instead of io on IronPython

Signed-off-by: Michael Buesch <m@bues.ch>
Add a wrapper for the subprocess module

Signed-off-by: Michael Buesch <m@bues.ch>
Remove IronPython barrier

Signed-off-by: Michael Buesch <m@bues.ch>