moved mescc to subdirectory

Blocks/README.md

@@ -22,13 +22,15 @@ Move the cursor using Q, O, P and A as shown on the screen.
 To compile, use MESCC, "Mike's Enhanced Small C Compiler".
 See: http://www.floppysoftware.es/mescc.html?path=cpm_projects|mescc
 
-I provide the files neccessary to compile Blocks, using:
+In the directory ``mescc``, I provide the files neccessary to compile Blocks, using:
 
     CC BLOCKS
     CCOPT BLOCKS
     ZSM BLOCKS
     HEXTOCOM BLOCKS
 
+Note that only the really neccessary files are provided - see the link above for the full MESCC compiler and source code!
+
 ## License:
 
 GPL Version 2, see copying.txt - valid for MESCC and Blocks.