added the xsl tag to include the <!DOCTYPE html> tag so that it renders
correctly in more browsers specifically the eclipse/swt browser.
removed the line <meta http-equiv="content-type" content="text/html;
charset=utf-8"/> from charts_view.xslt as it was getting rendered twice
updated added lines to use spaces instead of tabs
Merge pull request #16 from jchambers-ln/master

Cross Browser Support updates

Reviewed-By: Gordon Smith <gordon.smith@lexisnexis.com>
Reviewed-By: Richard Chapman <rchapman@hpccsystems.com>