migrate Metrics to Jersey2, include a module for Jersey1 as well to allow people still using Jersey1 to keep using it
upgrade slf4j and logback to keep parity with master
Merge remote-tracking branch 'upstream/master' into metricupgrade
fix the parent pom
Merge pull request #1 from cab222/metricupgrade

Metricupgrade-- Merging SaadMufti's changes with master