added GPL notice in README (look, Olle, its not THAT difficult to find any more)

git-svn-id: http://svn.berlios.de/svnroot/repos/sems/trunk@1261 8eb893ce-cfd4-0310-b710-fb5ebe64c474

README

@@ -22,6 +22,8 @@ Introduction:
  user agent (B2BUA) functionality, complex VoIP services
  can be realized completely in SEMS. 
  
+ SEMS is GPL (v2+) software. See doc/COPYING for details.
+
  The following applications are shipped with SEMS :
 
   * announcement   plays an announcement

doc/COPYING

@@ -12,7 +12,10 @@ IMPORTANT NOTES
    (see http://www.gnu.org/copyleft/gpl-faq.html#TOCHeardOtherLicense
     for an explanation how parallel licenses comply with GPL)
 
-2) SEMS software allows programmers to plug-in external modules to the
+2) You can use SEMS under the conditions of the GPL version 2, 
+   or (at your option) any later version of that license.
+
+3) SEMS software allows programmers to plug-in external modules to the
    core part. Note that GPL mandates all plug-ins developed for the
    SEMS software released under GPL license to be GPL-ed or use a GPL
    compatible free software license.
@@ -20,10 +23,11 @@ IMPORTANT NOTES
    (see http://www.gnu.org/copyleft/gpl-faq.html#GPLAndPlugins
     for a detailed explanation)
 
-3) Note that the GPL below is copyrighted by the Free Software Foundation,
-   but the SEMS software is copyrighted by FhG, iptego GmbH and portions by
+4) Note that the GPL below is copyrighted by the Free Software Foundation,
+   but the SEMS software is copyrighted by FhG, IPTEGO GmbH and portions by
    its contributors.
 
+
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