Roll Observatory packages and add a roll script

web_components/lib/build.log

Index: web_components/lib/build.log
diff --git a/web_components/lib/build.log b/web_components/lib/build.log
deleted file mode 100644
index d640c606dc36d67c37b3092c7ae28f1daa535205..0000000000000000000000000000000000000000
--- a/web_components/lib/build.log
+++ /dev/null
@@ -1,47 +0,0 @@
-BUILD LOG
----------
-Build Time: 2014-10-07T18:03:14
-
-NODEJS INFORMATION
-==================
-nodejs: v0.10.21
-chai: 1.9.0
-grunt: 0.4.2
-grunt-audit: 0.0.2
-grunt-concat-sourcemap: 0.4.1
-grunt-contrib-concat: 0.3.0
-grunt-contrib-uglify: 0.3.2
-grunt-contrib-yuidoc: 0.5.1
-grunt-karma: 0.6.2
-karma: 0.10.9
-karma-chrome-launcher: 0.1.2
-karma-coffee-preprocessor: 0.1.3
-karma-crbot-reporter: 0.0.4
-karma-firefox-launcher: 0.1.3
-karma-html2js-preprocessor: 0.1.0
-karma-ie-launcher: 0.1.1
-karma-jasmine: 0.1.5
-karma-mocha: 0.1.1
-karma-phantomjs-launcher: 0.1.2
-karma-requirejs: 0.2.1
-karma-safari-launcher: 0.1.1
-karma-script-launcher: 0.1.0
-mocha: 1.17.1
-requirejs: 2.1.11
-
-REPO REVISIONS
-==============
-WeakMap: 56eebff250e6cf82dfd767b7703599e047d8b10f
-observe-js: fa70c37099026225876f7c7a26bdee7c48129f1c
-
-ShadowDOM: c524de1304cc5a8863326ceeedb325cda43cd42f
-  + cherry pick pull request #515
-  (local hash: 14a48768d21603c7fc54dcef392b48dce0baa33f)
-URL: cf5d82e444d2a029834365a8b9d185fd792227f0
-MutationObservers: b1039ace292dec90b246317db28ff91d653375e7
-HTMLImports: 6dea2dd969dc4dfb594ae33d4b072130c4890da5
-CustomElements: 321f5428f0c0486d45dd6b384aea9d07021e431d
-
-BUILD HASHES
-============
-build/platform.js: 5b8a1707ff61149f8d491be777e197aeaae5da41