Fixes to installation

Author: jgebal

test/install.sh

@@ -1,4 +1,5 @@
 #!/bin/bash
+
 set -ev
 
 cd "$(dirname "$(readlink -f "$0")")"
@@ -7,8 +8,8 @@ sqlplus -L -S ${DB_USER}/${DB_PASS} <<SQL
 whenever sqlerror exit failure rollback
 whenever oserror  exit failure rollback
 
-@migration_test/test_migration.pks
-@migration_test/test_migration.pkb
+@@migration_test/test_migration.pks
+@@migration_test/test_migration.pkb
 
 exit
 SQL