Unrestrict version of PolymerElements/iron-list and update it

third_party/polymer/v1_0/components-chromium/iron-list/.bower.json

Index: third_party/polymer/v1_0/components-chromium/iron-list/.bower.json
diff --git a/third_party/polymer/v1_0/components-chromium/iron-list/.bower.json b/third_party/polymer/v1_0/components-chromium/iron-list/.bower.json
index 841812ca410f9beec3e3b6cc5e9e87f59d40f609..6340b3c29df507e5c6beaafad8f8fb1d6d0dcecc 100644
--- a/third_party/polymer/v1_0/components-chromium/iron-list/.bower.json
+++ b/third_party/polymer/v1_0/components-chromium/iron-list/.bower.json
@@ -7,7 +7,7 @@
     "list",
     "virtual-list"
   ],
-  "version": "1.1.7",
+  "version": "1.2.3",
   "homepage": "https://github.com/PolymerElements/iron-list",
   "authors": [
     "The Polymer Authors"
@@ -21,34 +21,36 @@
   "ignore": [],
   "dependencies": {
     "polymer": "Polymer/polymer#^1.1.0",
-    "iron-resizable-behavior": "polymerelements/iron-resizable-behavior#^1.0.0"
+    "iron-resizable-behavior": "polymerelements/iron-resizable-behavior#^1.0.0",
+    "iron-a11y-keys-behavior": "polymerelements/iron-a11y-keys-behavior#^1.0.0",
+    "iron-scroll-target-behavior": "PolymerElements/iron-scroll-target-behavior#^1.0.0"
   },
   "devDependencies": {
+    "app-layout": "PolymerLabs/app-layout#master",
     "iron-flex-layout": "polymerelements/iron-flex-layout#^1.0.0",
     "iron-component-page": "polymerelements/iron-component-page#^1.0.0",
-    "paper-scroll-header-panel": "polymerelements/paper-scroll-header-panel#^1.0.0",
+    "iron-ajax": "polymerelements/iron-ajax#^1.0.0",
+    "iron-icon": "polymerelements/iron-icon#^1.0.0",
+    "iron-icons": "polymerelements/iron-icons#^1.0.0",
+    "iron-scroll-threshold": "polymerelements/iron-scroll-threshold#^1.0.0",
     "paper-menu": "polymerelements/paper-menu#^1.0.0",
     "paper-item": "polymerelements/paper-item#^1.0.0",
     "paper-icon-button": "polymerelements/paper-icon-button#^1.0.0",
     "paper-button": "polymerelements/paper-button#^1.0.0",
-    "iron-ajax": "polymerelements/iron-ajax#^1.0.0",
-    "iron-icon": "polymerelements/iron-icon#^1.0.0",
-    "iron-icons": "polymerelements/iron-icons#^1.0.0",
     "paper-badge": "polymerelements/paper-badge#^1.0.0",
-    "paper-toolbar": "polymerelements/paper-toolbar#^1.0.0",
     "paper-spinner": "polymerelements/paper-spinner#^1.0.0",
     "test-fixture": "polymerelements/test-fixture#^1.0.0",
     "iron-test-helpers": "polymerelements/iron-test-helpers#^1.0.0",
     "webcomponentsjs": "webcomponents/webcomponentsjs#^0.7.2",
-    "web-component-tester": "polymer/web-component-tester#^3.4.0"
+    "web-component-tester": "^4.0.0"
   },
-  "_release": "1.1.7",
+  "_release": "1.2.3",
   "_resolution": {
     "type": "version",
-    "tag": "v1.1.7",
-    "commit": "a00edace6cac13c16ba6e7a930d29a14b98e44c7"
+    "tag": "v1.2.3",
+    "commit": "07957dc10616341606ae030d78bb41492fb7c0cc"
   },
   "_source": "git://github.com/PolymerElements/iron-list.git",
-  "_target": "1.1.7",
+  "_target": "^1.0.0",
   "_originalSource": "PolymerElements/iron-list"
 }