Allow esModuleInterop

Allow default imports from modules with no default export. This does not affect code emit, just typechecking.
Enables emit interoperability between CommonJS and ES Modules via creation of namespace objects for all imports.

Author: Steven Cramer

tsconfig.json

@@ -4,7 +4,9 @@
         "jsx": "react",
         "noEmit": true,
         "moduleResolution": "node",
-        "noImplicitAny": true
+        "noImplicitAny": true,
+        "allowSyntheticDefaultImports": true,
+        "esModuleInterop": true
     },
     "exclude": [
         "node_modules"