Log Message:
Update to 1.1.18

This is a HIGHLY RECOMMENDED release. You SHOULD upgrade to it ASAP as it \ 
contains security fixes.

Major changes:

* dccallow: fix incorrect api usage
* mysql: fix race condition (crash) on unload
* core: LoopCall fix that fixes modules which call it in a command handler so \ 
that spanningtree doesnt break (useful for third party module authors only)
* snomasks: Accidentally hidden quits is fixed (it wasn't me, I swear --w00t)
* ssl: Reworded prompts in configure
* invisible: Fix multiple +Q and -Q notices (harmless)
* configreader: Better checking of newline values
* swhois: Don't desync when setting a title on an already-titled user.
* new module: m_ldapauth