chore: update version number to 0.7.0 (#28)

update package number

Merge pull request #17 from jw-allen/v0.6.4

v0.6.4

Merge pull request #16 from jw-allen/v0.6.3

v0.6.3

Merge pull request #14 from jw-allen/v6.2

v0.6.2

Merge pull request #13 from jw-allen/brutal-truncation

Brutal truncation

play towards HTML documentation

include documentation files

update README

fix typos