bx.align.core was not handling reverse strand components correctly in the method coord_to_col.  Fixed to use forward strand; however, this might be slower because of the extra method lookup.
bx.align.core was not handling reverse strand components correctly in the method coord_to_col.  Fixed to use forward strand; however, this might be slower because of the extra method lookup.

bxlab/bx-python,bxlab/bx-python,bxlab/bx-python