added BSD license for Mumble icons

COPYRIGHT

@@ -23,7 +23,6 @@ License:
     Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
 
 
-
 ===============================================================================
 
 
@@ -77,6 +76,7 @@ General Public License for more details.
 
 ===============================================================================
 
+
 The directory "htdocs/yaml" provides the base files needed for YAML, yet
 another multicolumn layout, on which the layout of Mumble-Django is based.
 
@@ -87,7 +87,7 @@ Upstream Author:
     Dirk Jesse
 
 Copyright:
-    <Copyright 2005-2009, Dirk Jesse>
+    <Copyright © 2005-2009, Dirk Jesse>
 
 License:
     YAML has been licensed under a Creative Commons Attribution 2.0 License
@@ -99,3 +99,45 @@ License:
     homepage (http://www.yaml.de) in a suitable place (e.g.: footer of the
     website or in the imprint) is required.
 
+
+===============================================================================
+
+
+The images in the directory "htdocs/mumble" are displayed in the Channel
+viewer. They were included in Mumble's source package, which can be obtained
+from http://mumble.sf.net.
+
+Upstream Author:
+    Martin Skilnand <http://sourceforge.net/users/cybknight/>
+
+Copyright:
+    <Copyright © 2005-2009, Martin Skilnand>
+    All rights reserved.
+
+License:
+    Redistribution and use in source and binary forms, with or without
+    modification, are permitted provided that the following conditions
+    are met:
+
+    - Redistributions of source code must retain the above copyright notice,
+      this list of conditions and the following disclaimer.
+    - Redistributions in binary form must reproduce the above copyright notice,
+      this list of conditions and the following disclaimer in the documentation
+      and/or other materials provided with the distribution.
+    - Neither the name of the Mumble Developers nor the names of its
+      contributors may be used to endorse or promote products derived from this
+      software without specific prior written permission.
+
+    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+    `AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+    LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+    A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR
+    CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+    EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+    PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+    PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+    LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+    NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+    SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+