add option to disable log4j default configuration so that you can specify your own configuration using -J-Dlog4j.configuration=….
update jetty, log4j, and slf4j to their latest versions
Add spec for disabling default log4j config
Merge pull request #41 from jillesvangurp/jetty-8.1.10

update jetty, log4j, and slf4j to their latest versions
Make the async spec slightly less brittle.
Refactored daemonization tests.
Basic HTTPS support (via #31)
Fixed #36: Binding to an already-used port fails silently on Windows.
Updated Jetty to 8.1.15.v20140411
Merge remote-tracking branch 'author/master'

Conflicts:
	lib/mizuno/logger.rb
	lib/mizuno/version.rb