Reinitialise libnotify per notification

Fixes issue on Xfce4 where notification are not being sent after a period of time.
Issue #370
Fixed tabs
Added example profrc config

issue #373
Assign GPOINTER_TO_INT value before freeing

fixes #375
Added OTR and notification info to --version
Removed empty lines
Added autocomplete for nicknames in MUC input text

issue #321
Removed debug, added check for 0 length string
Added quote param to autocomplete searches
Added quote param to autocomplete_complete
Added quote param to autocomplete_param_with_ac
Finished chat room nick autocomplete
Save chat room message prefix for autocomplete
Added ": " after nick autocomplete when start of message
Colour chat room messages that contain users nickname
Changed version to 0.4.3dev
Updated themes with roommention setting