* Rename io.druid to org.apache.druid.
* Fix META-INF files and remove some benchmark results.
* MonitorsConfig update for metrics package migration.
* Reorder some dimensions in inner queries for some reason.
* Fix protobuf tests.
* Add status command to launch scripts
* make druid init script to pick up config directories from environment variables
make druid init script to pick up config directories from environment
variables