jacobkiers/OAuth — pull request #3 by vimishor (2014-02-17 13:45:46+00:00)
Title: oauth_version parameter should be optional

`oauth_version` parameter should be optional.

@see: http://oauth.net/core/1.0a/#rfc.section.6.1.1 and http://oauth.net/core/1.0a/#rfc.section.6.3.1