Merge pull request #14 from mattgode/master

Added support for URL patterns in metering as well as partitioning metering by HTTP verb.
Request Trace Stack functionality by trace filter, logging.
Merge branch 'master' of github.com:sparkgs/sparkgs

Conflicts:
	src/main/java/sparkgs/SparkGSRoute.gs
Rework trace stuff a bit
Added some comments
Merge branch 'master' of github.com:sparkgs/sparkgs