Allow spell check on mobile.

Although autocomplete might be an issue on desktop (I believe this is why we added this attribute?), on mobile it's actually a good thing to have.

Removing the attribute fixes that.
Merge pull request #31 from Ralt/patch-4

Allow spell check on mobile.
added miaou.pid in git ignore list
user disconnect event isn't distributed if user is still in the room (in another tab
fixed db creation script
Merge remote-tracking branch 'origin/master'