Boiler plate license terms to be included at top of html files

<!-- ***** BEGIN LICENSE BLOCK *****
   - Licensed under Version: MPL 1.1/GPL 2.0/LGPL 2.1
   - Full Terms at /xbProjects-license/mpl-tri-license.txt
   -
   - Software distributed under the License is distributed on an "AS IS" basis,
   - WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
   - for the specific language governing rights and limitations under the
   - License.
   -
   - The Original Code is __________________________________________.
   -
   - The Initial Developer of the Original Code is
   - ____________________________________________.
   - Portions created by the Initial Developer are Copyright (C) 2___
   - the Initial Developer. All Rights Reserved.
   -
   - Contributor(s):
   -
   - ***** END LICENSE BLOCK ***** -->
