Fix 'Emits sync events as users edit the pad' test on slow connection. (500ms might not be enough)
Fix 'Emits sync events as users edit the pad' test on slow connection.
(500ms might not be enough)

dipankar08/firepad,woutie012006/firepad,Unrestricted-Coding/firepad-rethinkdb,missive/firepad,murugespandian/firepad,abhishekgahlot/firepad,gching/firepad,abhishekgahlot/firepad,shadowcodex/firepad-rethinkdb,JudeMartin/firepad,shadowcodex/firepad-rethinkdb,STRd6/firepad,kofifus/firepad,kofifus/firepad,woutie012006/firepad,JudeMartin/firepad,nagyistoce/firebase-firepad,nagyistoce/firebase-firepad,dipankar08/firepad,STRd6/firepad,gching/firepad,murugespandian/firepad,missive/firepad,JudeMartin/firepad,STRd6/firepad,Unrestricted-Coding/firepad-rethinkdb,dipankar08/firepad