Windows security descriptors, dacls, and sacls

Adding experimental schemas and examples for Windows security
descriptors, dacls, and sacls.
Windows security descriptors, dacls, and sacls

Adding experimental schemas and examples for Windows security
descriptors, dacls, and sacls.
Merge branch 'secdesc_dacl_sacl' of https://github.com/ccoffin/Sandbox into secdesc_dacl_sacl

Conflicts:
	x-win-filesacl.xsd
	x-win-regkeysacl.xsd
Merge pull request #127 from ccoffin/secdesc_dacl_sacl

Windows security descriptors, dacls, and sacls