Add helper functions to check and report errors when fields are defined too much, too little or just plain wrong.
Add helper functions to check and report errors when fields are defined
too much, too little or just plain wrong.


git-svn-id: 7d4b18ab7d176792635d6a7a77dd8cbbea8e8daa@2368 d4fa192b-c00b-0410-8231-f00ffab90ce4

ssm/pkg-varnish,CartoDB/Varnish-Cache,wikimedia/operations-debs-varnish,wikimedia/operations-debs-varnish,CartoDB/Varnish-Cache,wikimedia/operations-debs-varnish,ssm/pkg-varnish,ssm/pkg-varnish,CartoDB/Varnish-Cache,wikimedia/operations-debs-varnish,wikimedia/operations-debs-varnish,ssm/pkg-varnish,ssm/pkg-varnish