Add .babelrc & .gitignore files

Author: balramgoyal

.babelrc

@@ -0,0 +1,19 @@
+{
+  "presets": ["@babel/env", "@babel/react"],
+  "plugins": [
+    "@babel/plugin-proposal-class-properties",
+    "@babel/plugin-transform-runtime"
+  ],
+  "env": {
+    "production": {
+      "presets": [
+        [
+          "@babel/env",
+          {
+            "modules": false
+          }
+        ]
+      ]
+    }
+  }
+}

.gitignore

@@ -0,0 +1,23 @@
+# See https://help.github.com/articles/ignoring-files/ for more about ignoring files.
+
+# dependencies
+/node_modules
+/.pnp
+.pnp.js
+
+# testing
+/coverage
+
+# production
+/build
+
+# misc
+.DS_Store
+.env.local
+.env.development.local
+.env.test.local
+.env.production.local
+
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*