Fix URL query parsing in Firefox.

Closes bug 14686.
fix name of function in string-whitespace and remove spurious displayln; Closes PR14679
fix bug in error reporting
fix resource administration in run and launch-many-worlds

the goal is to enable the creation from executables from world and universe programs
separated automatic from manual test so that drdr can run the former
run test in its own eventspace to adjust for change in running worlds and universes
factored out a common pattern in tests
Update PLT sites