Merge pull request pyoceans#67 from ocefpaf/fix_for_latest_pandas

fix for latest pandas

Merge pull request pyoceans#66 from ocefpaf/fix_docs

Fix docs

Merge pull request pyoceans#62 from ocefpaf/changelog

update changelog

Merge pull request pyoceans#59 from ocefpaf/docs

Build and publish documentation...

Merge pull request pyoceans#57 from ocefpaf/fix_packages

use find_packages

Merge pull request pyoceans#56 from ocefpaf/mld

Mld

Merge pull request pyoceans#48 from ocefpaf/bump_version

Bump to 0.4.0

Merge pull request pyoceans#44 from ocefpaf/bump

Version bump

Merge pull request pyoceans#39 from ocefpaf/bump_version

Bumped version

Merge pull request pyoceans#29 from ocefpaf/soundspeed

Soundspeed