Bump to 3.0.0-SNAPSHOT.

IT BEGINS
Merge branch '2.x-maintenance'

Conflicts:
	metrics-annotation/pom.xml
	metrics-core/pom.xml
	metrics-ehcache/pom.xml
	metrics-ganglia/pom.xml
	metrics-graphite/pom.xml
	metrics-guice/pom.xml
	metrics-httpclient/pom.xml
	metrics-jdbi/pom.xml
	metrics-jersey/pom.xml
	metrics-jetty/pom.xml
	metrics-log4j/pom.xml
	metrics-logback/pom.xml
	metrics-scala_2.9.1/pom.xml
	metrics-servlet/pom.xml
	metrics-spring/pom.xml
	metrics-web/pom.xml
	pom.xml
Update docs
Typo!
Fix IllegalStateExceptions thrown during shutdown.

Fixes #194.
Fixed line endings.
Merge pull request #197 from organicveggie/spring-line-endings

Fix line endings in metrics-spring
issue-208: added AdminServlet.setServiceName()

If set, the service name is displayed as part of the AdminServlet UI.
add osgi manifest headers via maven-bundle-plugin
Merge pull request #213 from oconnor0/master

Add OSGi bundle manifest headers
Fixed a couple of typos in the docs
Merge pull request #219 from realbot/master

Fixed a couple of typos in the docs
Added InstrumentedSslSocketConnector and InstrumentedSslSelectChannelConnector to metrics-jetty
Merge pull request #220 from jasonberanek/master

Add Instrumented Jetty SSL Connector classes in metrics-jetty
Refactored metrics-jetty InstrumentedHandler to allow non-default MetricsRegistry
Merge pull request #222 from jasonberanek/master

Refactor InstrumentedHandler in metrics-jetty to allow metric registries other than the default
Merge branch '2.x-maintenance'
Update release notes.
Update contributors.
Move metrics-ganglia to contribs.