Added parent tag pointer throughout call hierarchy.Cleaned up output hierarchy parameter names.

__whiledir.cpp

@@ -8,7 +8,7 @@
 
 namespace jet {
 
-   __whiledir::__whiledir(coreutils::ZString &in, coreutils::MString &parent, Global &global) : Tag(in, parent, global) {
+   __whiledir::__whiledir(coreutils::ZString &in, coreutils::MString &parentOut, Global &global, Tag *parent) : Tag(in, parentOut, global, parent) {
       if(!variableDefined("path"))
 	throw coreutils::Exception("whiledir tag must specify a path.");
       if(variableDefined("sort") && (variables["sort"] == "true")) {