Enhance figma default xml conversion settings

The new default settings should be:

<?xml version="1.0" encoding="UTF-8" standalone="no"?><its:rules xmlns:its="http://www.w3.org/2005/11/its" xmlns:fct="http://www.fct.de/general" xmlns:fm="http://www.fct.de/general" xmlns:itsx="http://www.w3.org/2008/12/its-extensions" xmlns:okp="okapi-framework:xmlfilter-options" xmlns:xlink="http://www.w3.org/1999/xlink" version="1.0">
<!-- See ITS specification at: http://www.w3.org/TR/its/ -->
 <its:translateRule selector="//*" translate="no"/>
 <its:translateRule selector="//string|//br" translate="yes" itsx:whiteSpaces="preserve"/>
 <its:withinTextRule selector="//color|//font|//decor|//size|//lists|//lnhgt|//space|//fstyl|//tstyl|//hyper" withinText="yes"/>
</its:rules>