Ability to remove sensitive data from log

Before:

    33.33.33.1 "POST /api/session?password=so_secret" SessionResource 401 Unauthorized 39 0.0259s {"user"=>{"email"=>"you@gmail.com", "password"=>"secret"}}

After:

    33.33.33.1 "POST /api/session?password=FILTERED" SessionResource 401 Unauthorized 39 0.0250s {"user"=>{"email"=>"you@gmail.com", "password"=>"FILTERED"}}