megacommit:

- setup new UI layout using tiling and an action/message based system for updating global state based on interactions with individual tiles and vice versa
- added custom dialogs and UI helpers to create a more cohesive UI
- added a disassembler widget (WIP)
- added a documentation widget (WIP)
- refactored backend halt/pause logic to fix bugs.
- started emulator implementation documentation (to complement the ISA spec)

dsa_resources/print.dsa

@@ -121,10 +121,11 @@ print_byte: func
 
     stb rg0, rg1
     addi rg1, 1
+    stw rg1, current
 
     pop rg1
     pop rg0
-    jmp _end
+    return
 
 // ------------------------------------------
 // prints the value of arg[0] to the screen in hex.