Squashed 'automation-tests/browserid/' changes from f4063ba..4c10bb2

4c10bb2 Merge pull request #42 from zacc/add_is_this_your_computer
a490f28 Add methods and test for 'is this your computer'

git-subtree-dir: automation-tests/browserid
git-subtree-split: 4c10bb2b2c46b6b56d224f52945b55c4e1c256f1