Bug fix: do proper resolving for null object in object and array initializers.
Do not copy the singleton null object, provide a clone instead.
While doing object parameter resolving, do not alter prototypes for frozen objects.



git-svn-id: http://yate.null.ro/svn/yate/trunk@5849 acf43c95-373e-0410-b603-e72c3f656dc1
Merge branch 'upstream' of github.com:vir/yate into deb
Updated debian package version to 5.3.1~svn5849