Big restructuring, creation of Context object with attributes and methods
methods and attributes for Context()
Cleaned up some compilation messages on Mac OS
updated documentation
Added some read-only attributes from get_api_information()
A few small bug fixes
Added async support.  callback prototype should probably change
Cleaned out some dead code
Fixed userarg bug
Corrected the reference to readthedogs.org to readthedocs.org
added "Known issues"
replaced examples with Shumons scripts