Updated license and readme file in preparation for 0.30
Merge pull request #60 from Lego3/fix_license_and_readme

Updated license and readme file in preparation for 0.30
Merge pull request #59 from Lego3/changelog_0.30

Updated the changelog in preparation for 0.30
Merge pull request #69 from Lego3/finish_changelog_0.30

Finished updating the 0.30 changelog