Major Description
Steps to reproduce:
1) in gfsh, start up a locator with a security manager
2) in the browser, try to connect to pulse: http://localhost:7070/pulse
3) when presented a login page, try a invalid username/password.
4) when getting "incorrect password" hint, use the same username, try using the correct password for that user. It would still say "incorrect password".
Also, repeat above step 1 and 2,
3), use a correct username and password that only have cluster:read previlage.
4) try to access the dataBrowser.html, expect to get denied access, but is still able to access.