add timeout and retry logic to create_redis_pool

Merge pull request #43 from samuelcolvin/pyup-update-sphinx-1.6.1-to-…

…1.6.2

Update sphinx to 1.6.2

uprev

uprev

add tests for docs 'demo.py'

uprev and update HISTORY

improving docs

slightly improve binding logic

preparing for deploy, switching auto deploy

Merge pull request #10 from samuelcolvin/use-sigusr1

Use sigusr1