nsf.c: - ignore in internall calls to "dealloc" protection settings - handle cyclical class dependencies during object system finalize - extend regression test
nsfShadow.c - bump MethodEpoch when a tcl ::rename command happens on a nsf method (which might be cached in a Tcl_Obj) This fixes a crash reported by Arthur Schreiber nsf.c: - make NsfInstanceMethodEpochIncr() and NsfObjectMethodEpochIncr() accessible from all files using nsfInt.h - remove experimental code (backslash escaping for "," in parameter option parse