DOC: config: clarify the -m dir and -m dom pattern matching methods

There's regularly some confusion about them (do they match at the
beginning, end ? do they support multiple components etc). Tim
suggested to improve the doc in issue #61, it's never too late, so
let's do it now wih a few examples.

(cherry picked from commit f386a2de92702386ff73aa9da662ebed2766bfbb)
Signed-off-by: Christopher Faulet <cfaulet@haproxy.com>
(cherry picked from commit 541ef408509baf7f22b4033261851314483d4d91)
Signed-off-by: Christopher Faulet <cfaulet@haproxy.com>
(cherry picked from commit e0e1b58991fb7792e02ef4f6c85f875f5cbf3fad)
Signed-off-by: Christopher Faulet <cfaulet@haproxy.com>
1 file changed