changes at migrate_vim_db to use database version as a parameter and not use openvim version

Change-Id: I3d39d04020e551b127526fca24671176a932c806
Signed-off-by: tierno <alfonso.tiernosepulveda@telefonica.com>
diff --git a/database_utils/dump_db.sh b/database_utils/dump_db.sh
index 1a7a4b6..affb2be 100755
--- a/database_utils/dump_db.sh
+++ b/database_utils/dump_db.sh
@@ -22,7 +22,7 @@
 ##
 
 LICENSE_HEAD='/**
-* Copyright 2015 Telefónica Investigación y Desarrollo, S.A.U.
+* Copyright 2017 Telefónica Investigación y Desarrollo, S.A.U.
 * This file is part of openvim
 * All Rights Reserved.
 *
@@ -54,7 +54,7 @@
 MYSQL=$(which mysql)
 AWK=$(which awk)
 GREP=$(which grep)
-DIRNAME=`dirname $0`
+DIRNAME=`dirname $(readlink -f $0)`
  
 function usage(){
     echo -e "Usage: $0 OPTIONS"