Use siteinfo API query to get content license for each wiki.

Change-Id: Ibce208cc73824960abed81ac457562717a3d277f
Handle protocol-relative URLs in attribution information.

Change-Id: I8a1c678bd40f2d8d2403ed843f1f81f74249736b
Fix broken attribution links.

Bug: 68837
Change-Id: I908085764bbf2a8f706d65e4f5ec4bfb89681e7e
Update CHANGELOG.

Change-Id: I73fda40621d288034b4988311764f51a4ccb3ddc
Update `npm` in travis builds for node 0.8.

The "^" version specifier in the package.json files of our dependencies
can confuse node 0.8 unless you update its npm.

Change-Id: I452b138779f13ff69e70e219886f0dc81d5dc4b6
Release 1.0.1.

Change-Id: I70bc7d6799f1e2af1fdb7bd6e75495ebe4054cfb