added new directory with shell utils needed here and there for project maintanence

extra/shutils/blanks.sh

@@ -0,0 +1,9 @@
+#!/bin/bash
+
+# $Id$
+
+# Copyright (c) 2006-2010 sqlmap developers (http://sqlmap.sourceforge.net/)
+# See the file 'doc/COPYING' for copying permission
+
+# Removes trailing spaces from blank lines inside project files
+find ../../. -type f -iname '*.py' -exec sed -i 's/^[ \t]*$//' {} \;

extra/shutils/id.sh

@@ -0,0 +1,9 @@
+#!/bin/bash
+
+# $Id$
+
+# Copyright (c) 2006-2010 sqlmap developers (http://sqlmap.sourceforge.net/)
+# See the file 'doc/COPYING' for copying permission
+
+# Adds SVN property 'Id' to project files
+find ../../. -type f -name "*.py" -exec svn propset svn:keywords "Id" '{}' \;