closes #889
closes #403

	shows global variables
	shows slave statuses
	shows size and count of binary log files
	shows information_schema.processlist stats
	shows perf table stats
	shows auto increments stats from information schema
	shows perf index stats
	shows table lock waits summary by table
	shows time and operations of event waits
	shows file event statuses
	shows events statements stats from perf_schema
	shows schema statistics
	refactored plugin, provided multiple fields per insert

- renaming cont_name and cont_image to container_name and
container_image.
- cont_id is now a field, called container_id
- docker_cpu, docker_mem, docker_net measurements have been renamed to
  docker_container_cpu, docker_container_mem, and docker_container_net

closes #1014
closes #1052

closes #1023
closes #921

closes #995

mongodb readme and examples

closes #1039

closes #706

closes #681
closes #1009

closes #958

closes #925
closes #879

closes #998

so remove it as a dependency from the linux packages.

closes #974

Adding few metrics example in jolokia plugin

closes #993

Adding more metrics in example to make it easier to better understand the plugin

closes #991

this might fix #921

see https://github.com/eclipse/paho.mqtt.golang/issues/32

closes #939