[PATCH 4 of 6] Correct usage section in release script

[Wald Commits]

# HG changeset patch
# User Tom Gottfried <tom at intevation.de>
# Date 1428573295 -7200
# Node ID 25f9ab25affda45470195d777bcedff1eacec110
# Parent  6ec32b9a052b752950821fcb4aef5bb8aa287781
Correct usage section in release script.

diff -r 6ec32b9a052b -r 25f9ab25affd contrib/make_flys_release/make_release.sh
--- a/contrib/make_flys_release/make_release.sh	Thu Apr 09 11:13:45 2015 +0200
+++ b/contrib/make_flys_release/make_release.sh	Thu Apr 09 11:54:55 2015 +0200
@@ -40,7 +40,7 @@
    -o, --oracle        Release is for oracle.
                        Suitable jar-file for JDBC driver has to be given with
                        the environment variable ORACLE_JDBC
-   VERSION must be in the format MAYOR.MINOR.PATCH or default
+   VERSION must specify a tag (usually MAYOR.MINOR.PATCH) or a branch name.
 EOF
 exit 0
 }