Fixed tests in memstream.rs
Changed StatusC and StatusN to snake case
Changed phase(syntax, ...) to phase(plugin, ...)
Removed unnecessary #![macro_escape]
MediaType(...) -> MediaType::new(...)
Merge pull request #95 from Ogeon/master

Fixed the tests and cleaned up some warnings
Fix for a breaking change in format! escaping.
Merge pull request #96 from reem/format-escape

Fix for a breaking change in format! escaping.
Improve internal metrics to account for Keep-Alive.