#9 added timing to HTTP retries

Added timed waits to the retry logic in the HTTP client, also fixed an
issue where the client might stall for too long when waiting to receive
a 100-Continue response
#3 PEP8 changes

Improved the automatic handling of old names using decorators.  Added
checks for cases where derived classes might break.  Vulnerable
instances now raise fatal errors on construction.
#14 Fixed missing content element in OData/atom
#13 Fixed SyndicationSummary in OData atom output
#7 fsodata sample updated

Added media streams and documentation
Merge pull request #2 from swl10/master

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