Add tableau#80 to changelog (tableau#92)

* Updating link in readme

We renamed Examples to samples, but forgot to update the readme.

* Adding tableau#80 to changelog

Merge pull request tableau#78 from tableau/development

Release 0.3

Merge pull request tableau#66 from tableau/development

Releasing 0.2 to master

Merge pull request tableau#39 from RussTheAerialist/master

Updating README to include information for installing from pip