Merge pull request nschloe#165 from nschloe/version-bump

version bump

Merge pull request nschloe#161 from nschloe/version-bump

Version bump

Merge pull request nschloe#158 from nschloe/string-return

String return

Merge pull request nschloe#156 from nschloe/better-packaging

Better packaging

Merge pull request nschloe#148 from nschloe/extras-fix

Extras fix

Merge pull request nschloe#139 from nschloe/version-bump

version, year bump

Version bump (nschloe#136)

* version bump

* readme fix

* doc fixes

* doc fixes

* readme

Merge pull request nschloe#130 from boeddeker/master

Bugfix for image: origin was ignored

Merge pull request nschloe#125 from nschloe/open-groupplot

Open groupplot

Merge pull request nschloe#121 from nschloe/scatter-colormap

better scatter support and empty marker colors