Improve string memory management when receiving data.
Merge pull request #10 from handl/master

Improve string handling when receiving data
v0.4.1
added bundler support.
Merge pull request #14 from bcoe/bundler

Added Bundler/Rake Support
fixed bug with add_authenticator method.
fixed bug with setting authenticators, added spec for authenticators.
put tests around my fixes to authentication.
Merge pull request #15 from bcoe/authentication-fix

Fixed a couple minor issues I noticed when adding authenticators
v0.5
dd