* - added protocol & port label to metrics
- removed some redundant code
* added example dashboard
* added dashboard screenshot
* updated dashboard json & screenshot
* ammend bad dashboard export
* first new metric
* .
* more metrics: controller_publish_metrics_time & controller_iptables_sync_time
* namespace redeclared
* fix typo in name
* smal fixes
* new metric controller_bgp_peers & controller_bgp_internal_peers_sync_time
* typo fix
* new metric controller_ipvs_service_sync_time
* fix
* register metric
* fix
* fix
* added more metrics
* service controller log levels
* fix
* fix
* added metrics controller
* fixes
* fix
* fix
* fixed more log levels
* server and graceful shutdown
* fix
* fix
* fix
* code cleanup
* docs
* move metrics exporting to controller
* fix
* fix
* fixes
* fix
* fix missing
* fix
* fix
* test
* test
* fix
* fix
* fix
* updated dashboard
* updates to metric controller
* fixed order in newmetricscontroller
* err declared and not used
* updated dashboard
* updated dashboard screenshot
* removed --metrics & changed --metrics-port to enable / disable metrics
* https://github.com/cloudnativelabs/kube-router/issues/271
* cannot use config.MetricsPort (type uint16) as type int in assignment
* cannot use mc.MetricsPort (type uint16) as type int in argument to strconv.Itoa
* updated docs
* changed default metric port to 0, disabled
* added missing newline to .dockerignore
* add lag parse to pickup on -v directives
* test
* test
* test
* fix regression
* syntax error: non-declaration statement outside function body
* fix
* changed nsc to mc
* updated docs
* markdown fix
* moved metrics registration out to respective controller so only metrics for running parts will be exposed
* removed junk that came from visual studio code
* fixed some typos
* Moved the metrics back into each controller and added expose behaviour so only the running components metrics would be published
* removed to much, added back instanciation of metricscontroller
* fixed some invalid variable names
* fixed last typos on config name
* fixed order in newnetworkservicecontroller
* updated metrics docs & removed the metrics sync period as it will obey the controllers sync period
* forgott to save options.go
* cleanup
* Updated metric name & docs
* updated metrics.md
* fixed a high cpu usage bug in the metrics_controller's wait loop
