Rename osx directory to src since it's now the official source base

src/boe.main.h

@@ -0,0 +1,26 @@
+
+#include <SFML/Graphics.hpp>
+
+int main(int argc, char* argv[]);
+void Initialize(void);
+void Handle_One_Event();
+void Handle_Update();
+void Mouse_Pressed();
+void close_program();
+//void handle_menu_choice(long choice);
+void handle_apple_menu(int item_hit);
+void handle_file_menu(int item_hit);
+void handle_options_menu(int item_hit);
+void handle_help_menu(int item_hit);
+void handle_library_menu(int item_hit);
+void handle_actions_menu(int item_hit);
+void handle_mage_spells_menu(int item_hit);
+void handle_priest_spells_menu(int item_hit);
+void handle_monster_info_menu(int item_hit);
+void handle_music_menu(int item_hit);
+void change_cursor(location where_curs);
+void set_up_apple_events();
+void move_sound(ter_num_t ter,short step);
+void incidental_noises(bool on_surface);
+void pause(short length);
+bool sd_legit(short a, short b);