Fix strict code

app/services/statistics.js

@@ -23,7 +23,7 @@ app.service('statistics', function(api) {
       ])
       .fromPairs()
       .value()
-    data = series.map(s => {
+    const data = series.map(s => {
       const sdata = seriesData[s]
       return labels.map(l => sdata[l])
     })

package.json

@@ -14,7 +14,7 @@
   "dependencies": {
     "@alancnet/icomoon-svg": "^2.0.0",
     "@alancnet/material-design-icons": "^1.0.0",
-    "@alancnet/material-framework": "^1.0.4",
+    "@alancnet/material-framework": "^1.0.5",
     "aguid": "^2.0.0",
     "angular": "^1.6.10",
     "angular-animate": "^1.7.0",