- having build_lattice_shapefile also create the associated dbf file
- useful for testing our contiguity builders against geoda since dbf is
  required by the latter
Merge pull request #287 from sjsrey/lattice_shapefile

- having build_lattice_shapefile also create the associated dbf file
Merging spreg_1.6 with my pysal fork.
Updating tests for integration with pysal 1.6
Fixing documentation on 'name_regimes'
Updating documentation and checking if there are more than 2 regimes when regimes methods are used.
Fixing defaults
Patch to include switch for island warning as proposed in #295. The method  is modified as well to include the switch
Adding Chow test on lambda and updating dynamics of regime_err_sep and regime_lag_sep in combom models.
Matching Travis results. Multiprocessing errors still an issue.
- excluding network from 1.6 release
- deal with multiprocessing on travis
- update docs
- docs
Merge pull request #304 from sjsrey/yaml_mp

- deal with multiprocessing on travis
Reloading to check new results from Travis.
- start of changelog for 1.6
- travis fix for multiprocessing permission error
Merge pull request #303 from sjsrey/exclude_network

- excluding network from 1.6 release
- works for me
- update THANKS.txt
- testing travis for timing out