cservice: Fix language dump script and update cservice.languages.sql
cservice: update linked_users stored proc
mod.cservice: Further cleanup of *.sql files; added IPR insert advice
mod.cservice: Archived old *.sql update files; added user correlation; user_sec_history indexing
cservice: update JOINLIM defaults and help responses
mod.cservice: some set commands cause core with non-existent network chan
enhanced to also prevent quit messages
missing the most crucial piece, the mode