new graf, prom, dashboard, exporters! (#12)

* new graf, prom, dashboard, exporters!

* update readme and static images

files/grafana/grafana.ini

@@ -0,0 +1,29 @@
+[analytics]
+reporting_enabled = false
+check_for_updates = false
+
+[auth]
+disable_login_form = false
+
+; [auth.anonymous]
+; enabled = true
+; org_role = Admin
+
+[dashboards]
+min_refresh_interval = 1m
+default_home_dashboard_path = /var/lib/grafana/dashboards/node_stats.json
+
+[paths]
+provisioning = /etc/grafana/provisioning
+
+[server]
+root_url = https://127.0.0.1
+enable_gzip = true
+read_timeout = 2m
+
+[snapshots]
+external_enabled = false
+
+[security]
+admin_user = admin
+admin_password = admin