Fix up the SLIME info a bit.

Author: Paul Nathan

env~slime.md

@@ -1,16 +1,17 @@
-% REPL
+% SLIME
 %
 %
 
 One of Lisp's biggest contributions to the world of software
-development is the idea of an interactive command line as part of your
-programming environment, or, REPL. REPL stands for Read Evaluate Print
-Loop, which will become clear as we work through this file.
+development is the idea of an interactive development environment. 
+This was later taken up by other languages (Smalltalk et al) and continues
+to make inroads today. 
 
-In this article we'll assume that you've configured your Lisp
+In this tutorial we'll assume that you've configured your Lisp
 environment correctly and now are trying to write Lisp code
 (Congratulations)!
 
+
 Let's say that you have your `emacs` and `SLIME` set up. Then, open a
 file and load our SLIME - run `M-x slime` when the file is opened.
 This will create a REPL buffer for you associated to the file.