updated documentation, split user and developer doco


git-svn-id: svn://svn.code.sf.net/p/fonttools/code/trunk@323 4cde692c-a291-49d1-8350-778aa11640f8
diff --git a/README.txt b/README.txt
index 2627435..019a547 100644
--- a/README.txt
+++ b/README.txt
@@ -1,12 +1,13 @@
-See the file "index.html" in the "Doc" subdirectory for installation, 
-usage and developer instructions.
+See the file "documentation.html" in the "Doc" subdirectory for TTX
+usage instructions and information about the TTX file format.
 
-Quick start: run
-   python setup.py install
-from the command line.
+See the file "install.txt" in the "Doc" subdirectory for instructions
+how to build and install TTX/FontTools from the sources.
+
+Quick start: run python setup.py install from the command line.
 
 See the file "LICENSE.txt" for licensing info.
 
-Good luck!
+Have fun!
 
 Just van Rossum <just@letterror.com>