included context-api support

Author: andynullwong

package.json

@@ -20,10 +20,20 @@
     "type": "git",
     "url": "https://github.com/oslabs-beta/reactime"
   },
-  "author": "Bryan Lee, Josh Kim, Ryan Dang, Sierra Swaby",
+  "contributors": [
+    "Andy Wong",
+    "Bryan Lee",
+    "David Chai",
+    "Josh Kim",
+    "Ruthba Anam",
+    "Ryan Dang", 
+    "Sierra Swaby",
+    "Yujin Kang"
+  ],
   "license": "ISC",
   "devDependencies": {
     "@babel/core": "^7.5.5",
+    "@babel/plugin-proposal-class-properties": "^7.5.5",
     "@babel/plugin-proposal-decorators": "^7.4.4",
     "@babel/preset-env": "^7.5.5",
     "@babel/preset-react": "^7.0.0",

package/package.json

@@ -21,7 +21,16 @@
     "reactime",
     "react devtool"
   ],
-  "author": "Bryan Lee, Josh Kim, Ryan Dang, Sierra Swaby",
+  "contributors": [
+    "Andy Wong",
+    "Bryan Lee",
+    "David Chai",
+    "Josh Kim",
+    "Ruthba Anam",
+    "Ryan Dang", 
+    "Sierra Swaby",
+    "Yujin Kang"
+  ],
   "license": "MIT",
   "dependencies": {}
 }

webpack.config.js

@@ -22,7 +22,15 @@ const config = {
         use: {
           loader: 'babel-loader',
           options: {
-            presets: ['@babel/preset-env', '@babel/preset-react'],
+            presets: [
+              '@babel/preset-env',
+              '@babel/preset-react',
+              {
+                plugins: [
+                  '@babel/plugin-proposal-class-properties',
+                ],
+              },
+            ],
           },
         },
       },