reflect actual format of ${DATETIME} in the docs (bug #3857)

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@5259 65c4cc65-6c06-0410-ace0-fbb531ad65f3

diff --git a/doc/README.variables b/doc/README.variables
index fb2f4db..f65ef29 100755 (executable)
--- a/doc/README.variables
+++ b/doc/README.variables
@@ -310,7 +310,7 @@ ${CALLINGTNS}               * Transit Network Selector (PRI channels)
 ${CALLINGTON}          * Caller Type of Number (PRI channels)
 ${CHANNEL}             * Current channel name
 ${CONTEXT}             * Current context
-${DATETIME}            * Current date time in the format: YYYY-MM-DD_HH:MM:SS
+${DATETIME}            * Current date time in the format: DDMMYYYY-HH:MM:SS
 ${DNID}                * Dialed Number Identifier
 ${EPOCH}               * Current unix style epoch
 ${EXTEN}               * Current extension