Do not say there's an "Invalid query', say we didn't get the right arg.
Do not say there's an "Invalid query', say we didn't get the right arg.

('Invalid query' sounds like a mysql issue, not the fact that
 wpconn is not getting the arg it wants).

Signed-off-by: Matt Bagley <0a61de9bdcb57bb36eced3b3129762fa55329c64@gmail.com>

bagley/wptool