Move main executable source to its own directory (#248)

* Move main executable files to their own directory

* Adapt the build to the new file structure

... and fix some weird #include's that were relying on the project root
being an include directory.

Ja2/HelpScreen.h

@@ -0,0 +1,75 @@
+#ifndef _HELP_SCREEN__H_
+#define _HELP_SCREEN__H_
+
+
+//enum used for the different help screens that can come up
+enum
+{
+	HELP_SCREEN_LAPTOP,
+	HELP_SCREEN_MAPSCREEN,
+	HELP_SCREEN_MAPSCREEN_NO_ONE_HIRED,
+	HELP_SCREEN_MAPSCREEN_NOT_IN_ARULCO,
+	HELP_SCREEN_MAPSCREEN_SECTOR_INVENTORY,
+	HELP_SCREEN_TACTICAL,
+	HELP_SCREEN_OPTIONS,
+	HELP_SCREEN_LOAD_GAME,
+
+	HELP_SCREEN_NUMBER_OF_HELP_SCREENS,
+};
+
+
+
+
+typedef struct
+{
+	INT8		bCurrentHelpScreen;
+	UINT32	uiFlags;
+
+	UINT16	usHasPlayerSeenHelpScreenInCurrentScreen;
+
+	UINT8		ubHelpScreenDirty;
+
+	UINT16	usScreenLocX;
+	UINT16	usScreenLocY;
+	UINT16	usScreenWidth;
+	UINT16	usScreenHeight;
+
+	INT32		iLastMouseClickY;			//last position the mouse was clicked ( if != -1 )
+
+	INT8		bCurrentHelpScreenActiveSubPage;	//used to keep track of the current page being displayed
+
+	INT8		bNumberOfButtons;
+
+	//used so if the user checked the box to show the help, it doesnt automatically come up every frame
+	BOOLEAN	fHaveAlreadyBeenInHelpScreenSinceEnteringCurrenScreen;
+
+	INT8		bDelayEnteringHelpScreenBy1FrameCount;
+	UINT16	usLeftMarginPosX;
+
+	UINT16	usCursor;
+
+	BOOLEAN	fWasTheGamePausedPriorToEnteringHelpScreen;
+
+
+
+	//scroll variables
+	UINT16	usTotalNumberOfPixelsInBuffer;
+	INT32		iLineAtTopOfTextBuffer;
+	UINT16	usTotalNumberOfLinesInBuffer;
+	BOOLEAN	fForceHelpScreenToComeUp;
+
+} HELP_SCREEN_STRUCT;
+
+extern HELP_SCREEN_STRUCT gHelpScreen;
+
+
+
+
+BOOLEAN ShouldTheHelpScreenComeUp( UINT8 ubScreenID, BOOLEAN fForceHelpScreenToComeUp );
+void HelpScreenHandler();
+void InitHelpScreenSystem();
+void NewScreenSoResetHelpScreen( );
+INT8 HelpScreenDetermineWhichMapScreenHelpToShow();
+
+
+#endif