Install xml2conf xslt script into dataroot
Add xml catalog for DTD change DTD to be PUBLIC
append catalog to /etc/xml/catalog if it exists on install
add voip config items to config file and update DTD
Fixup Checkbox bits to work add XPATH  for checkboxes
Set XML_CATALOG_FILES to the catalog installed and enable validation on all files
Merge pull request #4 from gregnietsky/master

Check boxes working