opentheory-1.61: dependencies

Dependencies for opentheory-1.61

library	base (>=4.0 && <5.0) opentheory-primitive (>=1.0 && <2.0) QuickCheck (>=2.4.0.1 && <3.0) random (>=1.0.1.1 && <2.0)
opentheory-test	base (>=4.0 && <5.0) opentheory-primitive (>=1.0 && <2.0) QuickCheck (>=2.4.0.1 && <3.0) random (>=1.0.1.1 && <2.0)