made url easier to override
removed fixed setup requirements
added tests
Bumped version
Added headers extractor
Update setup.py
cleaning
Merge branch 'master' of github.com:rosscdh/HelloSignApi
Added Class for Embedded Forms
added version
fixed version
added object to get a signature url for each user involved in a signing of a document
Update setup.py
Update README.md
Update hellosign.py
changed doc to refer to correct url 

signature_request/create_embedded
Update setup.py
Update setup.py
prep for pypi
Merge branch 'master' of github.com:rosscdh/hellosign

Conflicts:
	setup.py