Remove redundant property setting
Remove redundant property setting

If you check for `online` being true here, it's always the case. Also
after failed network requests, which proves that this line is redundant
(and thus confusing when trying to debug and edit this code).

remotestorage/remotestorage.js,remotestorage/remotestorage.js,remotestorage/remotestorage.js,theWebalyst/remotestorage.js,theWebalyst/remotestorage.js