added documentation
return errors instead of JSON for express route errors
check action as switch instead of ifs
convert double quotes to single quotes
remove double underscore from __express method
Cleaned up updateFeatures() function
update tests
update docs
update tests: spaces to tabs
update tests: tdd to bdd, and organization
req.fflip is now a new custom type FFlipRequestObject
updated documentation
updated express middleware documentation
fflip-request no longer throws, features public, has() returns true/false