Go over the Telnet/CLI code in the manager process.

Go over the Telnet/CLI code in the manager process.

Implement "quit" (ticket 125) and drop the planned aliases.

Add CLIS_CLOSE return status, to communicate that close is happening.

Fix logical bug in fd-table allocation bug in event-engine.

Plug memory leak in CLI session destruction.

Increase listen depth of telnet socket to 10.

Ignore trailing whitespace and empty CLI input lines.

Log CLI sessions and commands into syslog.

git-svn-id: svn+ssh://projects.linpro.no/svn/varnish/trunk@2644 d4fa192b-c00b-0410-8231-f00ffab90ce4