Generate monotonic per-dialog Command Sequence numbers (CSeq) derived from the global sequence.


git-svn-id: http://yate.null.ro/svn/yate/trunk@5841 acf43c95-373e-0410-b603-e72c3f656dc1
Added Hasher object exposing Engine Hasher class methods.

git-svn-id: http://yate.null.ro/svn/yate/trunk@5842 acf43c95-373e-0410-b603-e72c3f656dc1