Update docs related to :static-root

FAQ

@@ -7,7 +7,7 @@ A) If running a tutorial or demo:
       Or you can use (setf clog::*overide-static-root* #P"~/common-lisp/clog/static-files/")
       to overide the static path in (clog:initialize)
 
-   If running your own app. Make sure the :static-file key is set correctly on (clog:initialize)
+   If running your own app. Make sure the :static-root key is set correctly on (clog:initialize)
 
 Q) How do I turn my CLOG app in to a native Mac, Windows or Linux app?
 

README.md

@@ -58,6 +58,8 @@ have Quicklisp configured):
 
 1. cd to the CLOG dir (the dir should be one used by Quicklisp ex. ~/common-lisp/)
 2. Start emacs/slime or your common lisp "repl" in _that_ directory.
+   (This is just for tutorial, so relative paths work. In your app you just set
+    the :site-root directory any place you want on initialize.)
 3. In the REPL, run:
 
 CL-USER> (ql:quickload :clog)

clog-system.lisp

@@ -18,7 +18,10 @@
 
 (defvar *clog-running* nil "If clog running.")
 
-(defvar *overide-static-root* nil "Overide the static-root settings.")
+(defvar *overide-static-root* nil
+  "Overide the static-root settings. This is not normally a good idea, but if
+trying to run the tutorials or demos and unable to have your local directy the
+same as the clog directy this overides the relative paths used in them.")
 
 ;;;;;;;;;;;;;;;;
 ;; initialize ;;