README: Document a bit more the source tree layout.

README

@@ -18,6 +18,19 @@ HACKING            - Hacking vlc.
 INSTALL            - Installation instructions.
 INSTALL.win32      - Installation instructions for the Win32 version of vlc.
 README             - This file.
-README.MacOSX.rtf  - Information specific to the MacOS X port.
 THANKS             - All VLC contributors.
+bindings/          - Bindings around LibVLC.
+extras/analyser    - Code analyser and editor specific files.
+extras/buildsystem - different buildsystems specific files.
+extras/contrib     - external libraries retrieving facilities for systems that
+                     don't have package manager.
+extras/deprecated  - Now deprecated files.
+extras/misc        - Files that don't fit in the other extras/ categories.
+extras/package     - VLC packaging specific files such as spec files.
+include/           - Include files
 doc/               - Miscellaneous documentation.
+libs/              - libraries that we host.
+po/                - languages related files.
+projects/          - projects that uses libvlc such as the web browsers plugin.
+share/             - Common Resources files.
+src/               - VLC and LibVLC source code.