Adding another metrics timer
Reverting "Adding another metrics timer"

This was duplicate code with what was in the MemQueueRMInvoker...
This reverts commit 337654d0f0f81d3afa6b406f78ad04bcb6e38c6a.
Renaming rmInvoker field in PassThroughServlet
Enabling Metrics logging in ModuleStarter
Fixing typo in log4j.xml + remove console logger for metrics