Evict the entire section about run-time parameters and replace with

a table produced from the CLI parameter tables.

In the future all updates to these descriptions SHALL happen in the
CLI tables in the C source code.

Fixes	#419



git-svn-id: http://www.varnish-cache.org/svn/trunk@4527 d4fa192b-c00b-0410-8231-f00ffab90ce4