fixed some bugs. Added resolveContainerParent flag to resolve set container issue not reading local variables appropriately.

__set.cpp

@@ -8,6 +8,7 @@ namespace jet {
    
    __set::__set(coreutils::ZString &in, coreutils::MString &parentOut, Global &global, Tag *parent) : Tag(in, parentOut, global, parent) {
       output = false;
+      resolveContainerParent = true;
       if(!variableDefined("name"))
 	throw coreutils::Exception("set tag must have name defined.");
       if(!variableDefined("expr") && variableDefined("value") && hasContainer)