Fix entityType not including "Impl"

- For constructor-based calls to entities, need to call
  super.onManagementStarting() for it to set entityType
Rebind: use createEntity(spec) rather than constructor
Merge pull request #547 from aledsage/fix/EntityType-name-notIncludeImpls-2

Fix/entity type name not include impls (2)
Upgrade Tomcat to 7.0.37 (from 7.0.34)