Merge pull request wesleybowman#107 from ocefpaf/update_freqs-take2

Update freqs take2

Merge pull request wesleybowman#96 from efiring/order_constit

Order constit

Merge pull request wesleybowman#79 from efiring/nodiagn

Do not try to calculate diagnostics when conf_int is 'none'.

test latest python with old and new numpy (wesleybowman#74)

test latest python with old and new numpy

Merge pull request wesleybowman#66 from ocefpaf/modernize_cis

Modernize CIs

review actions

Merge pull request wesleybowman#52 from ocefpaf/fix_pep8

fix pep8

Merge pull request wesleybowman#12 from ocefpaf/py27_and_py3

Code base works with py3 and py27.