#53 (Nov 11, 2017, 4:07:44 PM)

1. delete unncessary args; loading model (commit: fd78b66) (details / githubweb)
2. change spar loading model (commit: b7c0afa) (details / githubweb)
3. allow for different polar fitted data (#136) (commit: 217294e) (details / githubweb)

GitHub pull request #135 of commit 217294e8230151bdad635a1618f79bb2e2bca46e, no merge conflicts.