Updated a few plugin json files with dataFormats

public/app/plugins/panel/gauge/plugin.json

@@ -3,6 +3,8 @@
   "name": "Gauge",
   "id": "gauge",
 
+  "dataFormats": ["time_series"],
+
   "info": {
     "author": {
       "name": "Grafana Project",

public/app/plugins/panel/graph/plugin.json

@@ -3,12 +3,14 @@
   "name": "Graph",
   "id": "graph",
 
+  "dataFormats": ["time_series", "table"],
+
   "info": {
     "description": "Graph Panel for Grafana",
     "author": {
       "name": "Grafana Project",
       "url": "https://grafana.com"
-},
+    },
     "logos": {
       "small": "img/icn-graph-panel.svg",
       "large": "img/icn-graph-panel.svg"
@@ -16,4 +18,3 @@
     "version": "5.0.0"
   }
 }
-

public/app/plugins/panel/heatmap/plugin.json

@@ -3,6 +3,8 @@
   "name": "Heatmap",
   "id": "heatmap",
 
+  "dataFormats": ["time_series"],
+
   "info": {
     "description": "Heatmap Panel for Grafana",
     "author": {

public/app/plugins/panel/singlestat/plugin.json

@@ -3,12 +3,14 @@
   "name": "Singlestat",
   "id": "singlestat",
 
+  "dataFormats": ["time_series", "table"],
+
   "info": {
     "description": "Singlestat Panel for Grafana",
     "author": {
       "name": "Grafana Project",
       "url": "https://grafana.com"
-},
+    },
     "logos": {
       "small": "img/icn-singlestat-panel.svg",
       "large": "img/icn-singlestat-panel.svg"
@@ -16,4 +18,3 @@
     "version": "5.0.0"
   }
 }
-

public/app/plugins/panel/table/plugin.json

@@ -3,12 +3,14 @@
   "name": "Table",
   "id": "table",
 
+  "dataFormats": ["table", "time_series"],
+
   "info": {
     "description": "Table Panel for Grafana",
     "author": {
       "name": "Grafana Project",
       "url": "https://grafana.com"
-},
+    },
     "logos": {
       "small": "img/icn-table-panel.svg",
       "large": "img/icn-table-panel.svg"
@@ -16,4 +18,3 @@
     "version": "5.0.0"
   }
 }
-