Factor out pinball.h to class structure

Classes/TTextBoxMessage/TTextBoxMessage.h

@@ -7,4 +7,13 @@
 
 #include "../../pinball.h"
 
+/* 97 */
+struct TTextBoxMessage;
+
+TTextBoxMessage* __thiscall TTextBoxMessage::TTextBoxMessage(TTextBoxMessage* this, char* a2, float a3);
+double __thiscall TTextBoxMessage::TimeLeft(TTextBoxMessage* this);
+void __thiscall TTextBoxMessage::Refresh(TTextBoxMessage* this, float); // idb
+TTextBoxMessage* __thiscall TTextBoxMessage::`scalar deleting destructor`(TTextBoxMessage* this, char a2);
+
+
 #endif //PINBALL_TTEXTBOXMESSAGE_H