Squashed 'js/zxcvbn/' changes from cae1535..0a8b5b6

0a8b5b6 Merge pull request #44 from leaky/master
9e7a383 Merge pull request #28 from doughsay/master
e75131e modified gitignore to ignore zxcbvn.js from *.js exclusion
68252fb added bower.json

git-subtree-dir: js/zxcvbn
git-subtree-split: 0a8b5b65a1864437eaac5b8828571c835cce28f0
Merge commit 'a7c96c99e218d54cfdc1d75d81b0ba00d5f75aaa'
Minor fixes to JS loading