package: remove 'xmlhttprequest' dep to restore fix from #396

Also remove duplicate deps and re-add component-inherit

Closes #384, closes #358, closes #348, closes #402

Author: jskrzypek

package.json

@@ -33,9 +33,7 @@
     "parseuri": "0.0.4",
     "parsejson": "0.0.1",
     "parseqs": "0.0.2",
-    "parseuri": "0.0.4",
-    "ws": "0.7.2",
-    "xmlhttprequest": "https://github.com/rase-/node-XMLHttpRequest/archive/a6b6f2.tar.gz"
+    "component-inherit": "0.0.3"
   },
   "devDependencies": {
     "blob": "0.0.2",