better font hinting for CentOS 7

.fonts.conf

<?xml version="1.0"?>
    <!DOCTYPE fontconfig SYSTEM "fonts.dtd">
    <fontconfig>
     <match target="font">
      <edit mode="assign" name="hinting" >
       <bool>true</bool>
      </edit>
     </match>
     <match target="font" >
      <edit mode="assign" name="autohint" >
       <bool>true</bool>
      </edit>
     </match>
     <match target="font">
      <edit mode="assign" name="hintstyle" >
      <const>hintslight</const>
      </edit>
     </match>
     <match target="font">
      <edit mode="assign" name="rgba" >
       <const>rgb</const>
      </edit>
     </match>
     <match target="font">
      <edit mode="assign" name="antialias" >
       <bool>true</bool>
      </edit>
     </match>
     <match target="font">
       <edit mode="assign" name="lcdfilter">
       <const>lcddefault</const>
       </edit>
     </match>
    </fontconfig>