Finish helper functions
Fix formatting
Fix formatting for real
Fix formatting for real v2.0
Conversion to Module
Conversion to class methods
Rename files back to helpers
Change returns of functions to login type instances. Modify tests to adapt to this change.
Validate session and yield block if necessary function.
Merge master
Rename find by's. Add test of the instance
Merge pull request #1 from bypasslane/auth-helpers

Finish helper functions