module renamed: "handler" => "handlers"
updated doc for Headers.get_parsed()
lowercased SUPPORTED_HTTP_METHODS
additional tests for "lazy" modules
reworked mime decoders interface
added "encoding" option to json decoder
x-www-form-urlencoded decoder returns multiple-value dict instead of list
renamed metaclass of mime decoders
renamed metaclasses of Route and Lazy
another one test for Lazy: checking there is no infinite recursion when getting lazy from already lazy str