Float Generator with a uniform distribution, positive and negative numbers alike
Example usage of float() corredated by end2end test
Added a failing test to explore float shrinking
Better name for test of an invariant property of floats
Casting parameters and clarified signature of Generator\float()
Casting inputs should only work with numerical arguments
Not forcing boundaries to be in order
Merge branch 'float_generator'

Conflicts:
	src/Eris/Generator/Natural.php