Added licenses for Prototype.js and Rico.

git-svn-id: http://svn.openlayers.org/trunk/openlayers@469 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf

build/license.txt

@@ -1,10 +1,42 @@
 /*
 
-  openlayers.js -- OpenLayers Map Viewer Library
+  OpenLayers.js -- OpenLayers Map Viewer Library
 
   Copyright 2005-2006 MetaCarta, Inc., released under the BSD License.
 
-  TODO: Add other copyright notices.
+
+  Includes compressed code under the following licenses:
+
+  (For uncompressed versions of the code used please see the
+  OpenLayers SVN repository: <http://openlayers.org/>)
 
 */
 
+/*  Prototype JavaScript framework, version 1.4.0
+ *  (c) 2005 Sam Stephenson <sam@conio.net>
+ *
+ *  Prototype is freely distributable under the terms of an MIT-style license.
+ *  For details, see the Prototype web site: http://prototype.conio.net/
+ *
+/*--------------------------------------------------------------------------*/
+
+/**  
+*  
+*  Contains portions of Rico <http://openrico.org/>
+* 
+*  Copyright 2005 Sabre Airline Solutions  
+*  
+*  Licensed under the Apache License, Version 2.0 (the "License"); you
+*  may not use this file except in compliance with the License. You
+*  may obtain a copy of the License at
+*  
+*         http://www.apache.org/licenses/LICENSE-2.0  
+*  
+*  Unless required by applicable law or agreed to in writing, software
+*  distributed under the License is distributed on an "AS IS" BASIS,
+*  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
+*  implied. See the License for the specific language governing
+*  permissions and limitations under the License. 
+*
+**/
+