updated README

Author: mat-sz

README.md

@@ -4,7 +4,7 @@
   <img src="https://raw.githubusercontent.com/mat-sz/bfloader/master/screenshot.png" alt="Screenshot">
 </p>
 
-Boot sector [Brainfuck](https://en.wikipedia.org/wiki/Brainfuck) interpreter, fits in 512 bytes.
+Boot sector [Brainfuck](https://en.wikipedia.org/wiki/Brainfuck) IDE and interpreter, fits in 512 bytes.
 
 **This project is optimized for the resulting binary size, not performance.**
 
@@ -26,4 +26,5 @@ To stop the execution hold <kbd>Ctrl</kbd> + <kbd>C</kbd>. While debugging press
 - Program length is limited to 16 lines of 80 columns each (1120 characters).
 - Each cell is 1 byte long. (256 different values, wrapping).
 - Program memory space starts at 0xF000. It is possible to overwrite memory segments that shouldn't be overwritten.
+- Program's output is limited to 6 lines of 80 columns each (480 characters).
 - The editor isn't very advanced.