[imp] signature empty after logout

[Samuel Wolf]

2012/10/31  <wirusy at e.lublin.pl>:
> Problem is that I can create new signature, even use it during the session
> but it occurs that there is no signature in preferences after logout and
> login again.

I had a similar problem some month ago, one user add some special
turkish character in his signature.
Create a test signature like "abc" and test it again.