don't rebuild the makefile based project if only companyName, projectName or productName are changed

And this fix current encoding issues, because all these information fields can
contain non-latin characters.

<?xml version='1.0' encoding='utf-8'?>
<BeremizRoot URI_location="LOCAL://">
  <TargetType/>
  <Libraries Enable_SVGUI_Library="false"/>
</BeremizRoot>