test and define all directory installation paths
Fix the following vulnerability:
	* http://secunia.com/advisories/34567/
	* http://secunia.com/advisories/47393/
	* http://secunia.com/advisories/47711/
	* http://secunia.com/advisories/50420/
	* http://secunia.com/advisories/53495/
	* http://secunia.com/advisories/53553/
	* http://secunia.com/advisories/53693/
        * http://secunia.com/advisories/54118/
	* http://secunia.com/advisories/54919/
	* http://secunia.com/advisories/58016/
	* http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-0114
	* http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2016-0785
	* http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2016-2162
