developer -> user

git-svn-id: http://www.openflipper.org/svnrepo/OpenFlipper/branches/Free@5783 383ad7c9-94d9-4d36-a494-682f7c89f535

Doxygen/User/mainpage.docu

@@ -2,6 +2,6 @@
  *\image html splash.png
  * \section intro_sec Introduction
  *
- * This is the developer documentation for the OpenFlipper project.
+ * This is the user documentation for the OpenFlipper project.
  * OpenFlipper is a flexible geometry modeling and processing system.
  */