Refactor MxStreamList based lists (#1260)

* Refactor stream lists

* Fix naming

* Fix header inclusion

* Fix annotations

* Move function definitions to header

* Remove mxstreamprovider.cpp

* Naming

LEGO1/omni/include/mxutilitylist.h

@@ -0,0 +1,23 @@
+#ifndef MXUTILITYLIST_H
+#define MXUTILITYLIST_H
+
+#include "mxstl/stlcompat.h"
+
+// Probably should be defined somewhere else
+
+template <class T>
+class MxUtilityList : public list<T> {
+public:
+	MxBool PopFront(T& p_obj)
+	{
+		if (this->empty()) {
+			return FALSE;
+		}
+
+		p_obj = this->front();
+		this->pop_front();
+		return TRUE;
+	}
+};
+
+#endif // MXUTILITYLIST_H