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

third_party/polymer/v1_0/components/paper-tabs/.bower.json

Index: third_party/polymer/v1_0/components/paper-tabs/.bower.json
diff --git a/third_party/polymer/v1_0/components/paper-tabs/.bower.json b/third_party/polymer/v1_0/components/paper-tabs/.bower.json
index 0b9b4e239aa8c7871803d0eb170ba684a3537523..e66eb613e6e4742b32d02f916e6e4d7420c78c32 100644
--- a/third_party/polymer/v1_0/components/paper-tabs/.bower.json
+++ b/third_party/polymer/v1_0/components/paper-tabs/.bower.json
@@ -1,6 +1,6 @@
 {
   "name": "paper-tabs",
-  "version": "1.0.0",
+  "version": "1.0.1",
   "license": "http://polymer.github.io/LICENSE.txt",
   "description": "Material design tabs",
   "private": true,
@@ -14,7 +14,10 @@
     "tabs",
     "control"
   ],
-  "repository": "https://github.com/PolymerElements/paper-tabs.git",
+  "repository": {
+    "type": "git",
+    "url": "git://github.com/PolymerElements/paper-tabs.git"
+  },
   "dependencies": {
     "iron-behaviors": "polymerelements/iron-behaviors#^1.0.0",
     "iron-flex-layout": "polymerelements/iron-flex-layout#^1.0.0",
@@ -35,13 +38,13 @@
     "web-component-tester": "*"
   },
   "homepage": "https://github.com/PolymerElements/paper-tabs",
-  "_release": "1.0.0",
+  "_release": "1.0.1",
   "_resolution": {
     "type": "version",
-    "tag": "v1.0.0",
-    "commit": "af6820e55f73fc5aa8c8e4d5294085e46374c7ca"
+    "tag": "v1.0.1",
+    "commit": "6403be53eeef5f9e7a7a7ccd9251f551d26c7548"
   },
   "_source": "git://github.com/PolymerElements/paper-tabs.git",
-  "_target": "^1.0.0",
+  "_target": "~1.0.0",
   "_originalSource": "PolymerElements/paper-tabs"
 }