Little typo.
Merge pull request #54 from mre/patch-1

Little typo.
Added short_url parameter to shares/ call
Simplified bootstrap, added code to Exception, updated accountInfo example
Fixed object to string conversion error caused by inconsistent API response
Updated to support multiple users in the same session (Fixes #68)
Updated to support multiple users in the same session (Fixes #68)
Added support for resuming chunked uploads