lego1: MxVariableTable (#87)

* MxStringVariable -> MxVariable

* cursor test

* GetVariable to 100

* meh

* node insert inline

* move to header file

* use reference to match available code

* variable table init in mxomni, some reshuffling

LEGO1/mxvariable.h

@@ -0,0 +1,34 @@
+#ifndef MXVARIABLE_H
+#define MXVARIABLE_H
+
+#include "mxstring.h"
+#include "mxcore.h"
+
+//VTABLE: 0x100d74a8
+class MxVariable
+{
+public:
+  MxVariable() {}
+  MxVariable(const char *p_key)
+  {
+    m_key = p_key;
+    m_key.ToUpperCase();    
+  }
+  MxVariable(const char *p_key, const char *p_value)
+  {
+    m_key = p_key;
+    m_key.ToUpperCase();
+    m_value = p_value;
+  }
+  virtual MxString *GetValue();
+  virtual void SetValue(const char *);
+  virtual void Destroy();
+
+  inline const MxString *GetKey() const { return &m_key; }
+
+protected:
+  MxString m_key;
+  MxString m_value;
+};
+
+#endif // MXVARIABLE_H