Merge pull request #2 from ovoronin/patch-1

Typo fix

Author: oco2000

README.md

@@ -3,7 +3,7 @@ m3forth is a forth cross-compiler for cortex-m3 ARM microcontrollers
 
 ## Key features
 * 32-bit cell
-* procuces optimized subroutine-threaded code
+* produces optimized subroutine-threaded code
 * makes standard elf files with debugging information, which allows you to debug your high-level code directly in a microcontroller using gdb
 * built-in Thumb2 assembler
 * interpreter accessible via serial or USB (semihosting)