Log Message:
Update mcabber to version 0.9.6 (mainly bug fixes)
The changelog for 0.9.6 is following

 * Improve Cygwin support
 * Fix compilation on OpenBSD
 * [UI] New option 'escdelay'
 * [MUC] New command /room setopt
 * [MUC] More room settings are stored in the server private storage
 * [MUC] The command /room ban can be used with a nickname
 * [MUC] New rooms are automatically unlocked (suggested by M. Weiser)
 * A few misc. bugfixes