Add docs to rpmtsRun to explain what is required before a call to rpmtsRun can be successful.
Add docs to rpmtsRun to explain what is required before a call
to rpmtsRun can be successful.

devzero2000/RPM5,devzero2000/RPM5,devzero2000/RPM5,devzero2000/RPM5,devzero2000/RPM5,devzero2000/RPM5,devzero2000/RPM5