ENH: Moving from KDTree to cKDTree
redefining w.remap_ids to take only a single arg
Merge pull request #476 from sjsrey/e473

redefining w.remap_ids to take only a single arg
turning off spreg tests for sprints

will add ticket to undo this after sprints
proper syntax
cKDTree working with Distance
ENH: for cKDTree #460
Merge branch 'kdtree' of github.com:sjsrey/pysal into kdtree
handling check for scipy version and support for older KDTree
ENH more checks to handle kdtree changes since scipy 0.11.0
ENH missing True in example
Merge pull request #477 from sjsrey/kdtree

cKDTree for #460