BinnedDistribution shape morphing treats inputs as relative values

[lcorcodilos]

2DAlphabet/TwoDAlphabet/alphawrap.py

Lines 481 to 485 in e089ed1

	pos_term = '({u}^@0)'.format(u=upVal)
	neg_term = '({d}^(-1*@0))'.format(d=downVal)
	else:
	pos_term = '(1+({u}-1)*@0)'.format(u=upVal)
	neg_term = '(1+(1-{d})*@0)'.format(d=downVal)

Currently uses input absolute value like relative values. Need to reconsider implementation.