Generate all the dist files using webpack

webpack.config.slim.js

@@ -0,0 +1,16 @@
+import path from 'path'
+
+const config = {
+  target: 'web',
+  entry: {
+    mermaid: './src/mermaid.js',
+    mermaidAPI: './src/mermaidAPI.js'
+  },
+  externals: ['fs', 'd3'],
+  output: {
+    path: path.join(__dirname, './dist/'),
+    filename: '[name].slim.js'
+  }
+}
+
+export default [config]