Merge pull request #207 from solvebio/solvebio-docs

Add docs about SolveBio to README and better treat SolveBio as an optional dependency
test commit
added empty test files
Fixed bug in migration 0002
Test case for AssessmentResource added
Test cases for Assessment Resources
TestCases for assessment get, post and put calls

Signed-off-by: Sheik The Freak <solergiga@yahoo.com>
commiting
assessment test
trying
 Revised code for assessment tests
added base.py
Updated code for Assessment Test Cases