develop/libraries/box_lib: Post-SVN tidy

- Move source code from `trunk` into program root directory.
- Update build files and ASM include paths.
- Note: Line endings standardised from `CRLF` > `LF`, so best to view diffs with whitespace changes hidden.

programs/develop/libraries/box_lib/asm/w_about.inc

@@ -0,0 +1,89 @@
+;---------------------------------------------------------------------
+thread3:
+
+     call draw_window3
+
+still3:
+
+    mov  eax,10 		; wait here for event
+    mcall
+
+    cmp  eax,1			; redraw request ?
+    je	 thread3
+    cmp  eax,2			; key in buffer ?
+    je	 key3
+    cmp  eax,3			; button in buffer ?
+    je	 button3
+
+    jmp  still3
+
+  key3:
+    mcall
+    cmp  ah,27
+    je	 close3
+    jmp  still3
+
+
+  button3:			 ; button
+    mov  eax,17 		; get id
+    mcall
+
+    cmp  ah,1			; button id=1 ?
+	je   close3
+	cmp  ah,2
+    jne  noclose3
+  close3:
+    mov  eax,-1 		; close this program
+    mcall
+  noclose3:
+     jmp  still3
+
+
+
+
+;   *********************************************
+;   *******  WINDOW DEFINITIONS AND DRAW ********
+;   *********************************************
+
+
+draw_window3:
+
+
+    mov  eax,12 		   ; function 12:tell os about windowdraw
+    mov  ebx,1			   ; 1, start of draw
+    mcall
+
+				   ; DRAW WINDOW
+    xor  eax,eax		   ; function 0 : define and draw window
+    mov  ebx,100*65536+200	   ; [x start] *65536 + [x size]
+    mov  ecx,100*65536+100	   ; [y start] *65536 + [y size]
+    mov  edx,0x03eeeeee 	   ; color of work area RRGGBB,8->color gl
+    mcall
+
+    mcall 4,<10,40>,0x80000000,header_1
+    
+    mov  ebx,70*65536+40
+    mov  ecx,70*65536+20
+    mov  edx,2
+    mov  esi,0xdddddd
+    mcall 8
+
+    add  ebx,15 shl 16
+	shr  ecx,16
+	mov  bx,cx
+	add  ebx,6
+	
+	mov  ecx,0
+    mov  edx, ok_btn
+    mov  esi,2
+    mcall 4
+	
+				   ; WINDOW LABEL
+    mcall 71,1, labelt3
+	
+    mov  eax,12 		   ; function 12:tell os about windowdraw
+    mov  ebx,2			   ; 2, end of draw
+    mcall
+
+    ret
+;---------------------------------------------------------------------