DOC: Find the indices and number of pixels for rectangle shapes
open this branch due to conflicts in the previus branch
TST: added a ROI which goes out of bounds
simplified the for loop
Merge pull request #178 from sameera2004/q_rectangles

ENH : Find the indices and number of pixels for rectangle shapes
MNT: Rebasing the code
TST: changed the test
ENH: modified for the q rings
ENH:  take out the unwanted Q rings
ENH: modified for q_ring_val ( edge values of the bins)
DOC: PEP8 nsls2/recip.py nsls2/tests/test_recip.py
ENH: changed q_inds to make it sequentially labeled bins [1, 2, 3, ..]
ENH: deleted ealier test
ENH: Made bins wide enough get non -zero hits in each bin, added minlength to np.bincount
which will actch the zeros if the last bins are zero