Update bower.json for Polymer elements and add PRESUBMIT.py

third_party/polymer/v1_0/components/iron-icons/bower.json

 {
   "name": "iron-icons",
-  "version": "1.0.2",
+  "version": "1.0.3",
   "description": "A set of icons for use with iron-icon",
   "authors": [
     "The Polymer Authors"
   ],
   "keywords": [
     "web-components",
     "polymer",
     "icon"
   ],
   "main": "iron-icons.html",
   "private": true,
   "repository": {
     "type": "git",
-    "url": "git://github.com/PolymerElements/paper-icons"
+    "url": "git://github.com/PolymerElements/iron-icons"
   },
   "license": "http://polymer.github.io/LICENSE.txt",
   "homepage": "https://github.com/PolymerElements/paper-icons",
   "dependencies": {
     "iron-icon": "polymerelements/iron-icon#^1.0.0",
     "iron-iconset-svg": "polymerelements/iron-iconset-svg#^1.0.0",
     "polymer": "Polymer/polymer#^1.0.0"
   },
   "devDependencies": {
     "paper-styles": "polymerelements/paper-styles#^1.0.2",
     "iron-component-page": "polymerelements/iron-component-page#1.0.0",
     "iron-flex-layout": "polymerelements/iron-flex-layout#^1.0.0",
     "iron-meta": "polymerelements/iron-meta#^1.0.0",
     "webcomponentsjs": "webcomponents/webcomponentsjs#^0.7.0"
   },
   "ignore": [
     "util",
     "update-icons.sh"
   ]
 }