Merge pull request #13 from jmenglund/develop

Code and tests for converting to and from "sequence dictionaries"

Merge pull request #12 from jmenglund/develop

Develop

Merge pull request #9 from jmenglund/develop

Develop

Merge pull request #6 from jmenglund/develop

Update docs and testing

Merge pull request #5 from jmenglund/develop

Remove travis before_install section

Merge pull request #2 from jmenglund/develop

Further preparations for the initial release