Update purescript-dom version (#5)

Author: natefaubion

bower.json

@@ -18,7 +18,7 @@
   "dependencies": {
     "purescript-prelude": "^2.3.0",
     "purescript-media-types": "^2.0.0",
-    "purescript-dom": "^3.3.0"
+    "purescript-dom": "^3.7.0"
   },
   "devDependencies": {}
 }