Max length check happens before encryption

```
Naim checks the maximum length of a message before it encrypts the message
and sends it off to the server. Since encryption can often times double the
size of the message, the server just sends a cut off length to the user on
the receiving end.
```

Original issue reported on code.google.com by `joety...@gmail.com` on 28 Jul 2009 at 11:11
