ignore RuntimeWarning emitted by warnScoopStartedProperly wrapper
ignore RuntimeWarning emitted by warnScoopStartedProperly wrapper

RuntimeWarnings will not be printed to output.

fixes #510

nickvandewiele/RMG-Py,chatelak/RMG-Py,pierrelb/RMG-Py,nickvandewiele/RMG-Py,pierrelb/RMG-Py,nyee/RMG-Py,chatelak/RMG-Py,nyee/RMG-Py