added babel plugins/polyfills to allow for usage in IE

package.json

@@ -57,6 +57,7 @@
   "devDependencies": {
     "@babel/core": "7.6.0",
     "@babel/plugin-proposal-class-properties": "7.5.5",
+    "@babel/plugin-transform-classes": "7.5.5",
     "@babel/preset-env": "7.6.0",
     "@babel/preset-flow": "7.0.0",
     "@babel/preset-react": "7.0.0",
@@ -106,6 +107,7 @@
   "dependencies": {
     "@fortawesome/fontawesome-free": "5.10.2",
     "any-promise": "1.3.0",
+    "babel-polyfill": "6.26.0",
     "bootstrap": "4.3.1",
     "chart.js": "2.8.0",
     "chartjs-plugin-zoom": "0.7.3",

static/polyfills.js

@@ -1,3 +1,4 @@
+require("babel-polyfill");
 require("es6-object-assign").polyfill();
 require("es6-promise").polyfill();
 

webpack.config.js

@@ -33,12 +33,22 @@ function createConfig(entry) {
           test: /.jsx?$/,
           loader: "babel-loader",
           exclude(file) {
+            // popsicle's code is not IE compliant so we need to run it through the babel plugins
+            if (file.startsWith(__dirname + "/node_modules/@servie")) {
+              return false;
+            }
+            if (file.startsWith(__dirname + "/node_modules/servie")) {
+              return false;
+            }
+            if (file.startsWith(__dirname + "/node_modules/popsicle")) {
+              return false;
+            }
             return file.startsWith(__dirname + "/node_modules");
           },
           query: {
             cacheDirectory: true,
             presets: ["@babel/env", "@babel/react", "@babel/flow"],
-            plugins: ["@babel/plugin-proposal-class-properties"],
+            plugins: ["@babel/plugin-proposal-class-properties", "@babel/plugin-transform-classes"],
           },
         },
         {