ENH: modified:   nsls2/recip.py making the Q_mesh

Conflicts:
        nsls2/recip.py
DOC: nsls2/tests/test_core.py

Conflicts:
        nsls2/recip.py
        nsls2/tests/test_recip.py

DOC: rebased
DOC: indentation error
BUG: rebased the branch
BUG: changes in wrong code
BUG: take out the unwanted file