ML: fix message receive timeout mechanism
There was an error when a message was received, the buffer was reallocated
and later the timeout for the first message fired.
This event manipulated the data of the new event ....
I've also eliminated the second (INACTIVE) timeout. It was not used for
git-svn-id: https://repository.napa-wine.eu/svn/napawine-software/trunk/GRAPES/ml@714 c54fac2e-1815-407e-9b96-088d06743913