Re-indent test files. Remove `curly: false` from `.jshintrc`

BS3 commits: 895b0006b9adbaf3c56953d2ab2967aa85071086,
5566c935f201b8af2ca7e1ba45a3beeb836d746d
Fix customizer.js indentation warnings.

BS3 commits: 65ffe69bdf1a36103241901cbec72b67632d60ce