Fix retry decorator not sleeping, increase delay.
Version bump
Add increasing delay to retries
Increase delay increment to 1.0s each time
Version bump
Make delay exponential
Version bump
Add url property
Rename tests from *.py to tests_*.py
Simplify delay logic to be 0.9 QPS like bottlenose.
Version bump
Pass **kwargs into amazon simple api.

This allows us to set bottlenose settings like
the MaxQPS, but it requires the latest amazon
simple api changes (not merged as of this commit).