Add function to profile the likelihood

Conflicts:
	Analysis/MLEstimationTest.m
Improve SolveStorage* functions
Correct a bug in ProfileLik
Improve LogLik.m by making the interpolation generic

Conflicts:
	Analysis/LogLik.m
Changes to test functions

Conflicts:
	Analysis/MLEstimationTest.m
	Analysis/testderiv.m
Change spline in InterpMethod in PseudoLogLik