#513: add new tests
#513: change test
#513: change tests, add new rules for fake browsers
#513: add new bots
#513: add new bots
#513: fix invalid json
#513: fix tests
#513: add new browsers
#513: add new browsers
#513: add new browsers
#513: add new browsers
#513: fix tests
#513: add new browsers
#513: add new browsers
#513: add new browsers
#513: add new browsers
#513: add new browsers
#513: fix invalid json
#513: fix tests, add new browsers
#513: fix tests