Make NickServ registration configurable per-network

Fixes #394
Remove useless slash
Update textevents.in

Corrected text events for Channel Invite and Channel Remove Invite
Save nicks when closing network list

#570
Fix warning about g_type_init() in dbus/example.c
Do save_config() on Search-window checkbox change

	#570
Do save_config() on Channel List window min, max changes

	#570
Line breaks and typofix
Fix desktop translations

closes #567
Merge pull request #571 from amalmurali/master

Update textevents.in
Provide default NickServ types where necessary
Fix QuakeNet registration
Add Italian GenericName
Don't make assumptions about the function being called
Merge pull request #565 from bviktor/nickservtype

Make NickServ registration configurable per-network