[third_party] add polymer 1.2.3

polymer_1.2.3/bower_components/paper-behaviors/.bower.json

 {
   "name": "paper-behaviors",
-  "version": "1.0.2",
+  "version": "1.0.10",
   "description": "Common behaviors across the paper elements",
   "authors": [
     "The Polymer Authors"
   ],
   "main": [
     "paper-button-behavior.html",
-    "paper-radio-button-behavior.html"
+    "paper-checked-element-behavior.html",
+    "paper-inky-focus-behavior.html"
   ],
   "keywords": [
     "web-components",
     "web-component",
     "polymer",
     "paper",
     "behavior"
   ],
   "private": true,
   "repository": {
     "type": "git",
     "url": "git://github.com/PolymerElements/paper-behaviors"
   },
   "license": "http://polymer.github.io/LICENSE.txt",
   "homepage": "https://github.com/PolymerElements/paper-behaviors",
   "dependencies": {
     "iron-behaviors": "PolymerElements/iron-behaviors#^1.0.0",
-    "polymer": "Polymer/polymer#^1.0.0"
+    "iron-checked-element-behavior": "PolymerElements/iron-checked-element-behavior#^1.0.0",
+    "polymer": "Polymer/polymer#^1.2.1"
   },
   "devDependencies": {
     "iron-component-page": "polymerelements/iron-component-page#^1.0.0",
     "iron-test-helpers": "polymerelements/iron-test-helpers#^1.0.0",
     "paper-material": "PolymerElements/paper-material#^1.0.0",
     "paper-ripple": "PolymerElements/paper-ripple#^1.0.0",
     "test-fixture": "PolymerElements/test-fixture#^1.0.0",
-    "web-component-tester": "*",
+    "web-component-tester": "^3.4.0",
     "webcomponentsjs": "webcomponents/webcomponentsjs#^0.7.0"
   },
-  "_release": "1.0.2",
+  "ignore": [],
+  "_release": "1.0.10",
   "_resolution": {
     "type": "version",
-    "tag": "v1.0.2",
-    "commit": "4dd226a2cc5b780a73d0058cd9998b6e0af1cb2c"
+    "tag": "v1.0.10",
+    "commit": "4b244a542af2c6c271498dfb98b00ed284df1d6a"
   },
   "_source": "git://github.com/polymerelements/paper-behaviors.git",
   "_target": "^1.0.0",
   "_originalSource": "polymerelements/paper-behaviors"
 }