add additional HTTP method support
Merge pull request #12 from johnsheehan/master

Add PATCH and TRACE method support
contribute
explicitly use the right async manager
sponsorhip
add support for generic REDIS_URL
Merge pull request #13 from rjocoleman/master

Support for REDIS_URL environment variable
Added documentation to README.md
Merge pull request #15 from rhoml/rhoml/added-documentation

Added documentation to README.md