Merge remote-tracking branch 'exreaction/ticket/12202' into develop-olympus

* exreaction/ticket/12202:
  [ticket/12202] Use an array in the data provider instead of exploding manually
  [ticket/12202] Can't call htmlspecialchars before checking for quotes
  [ticket/12202] Fix tests
  [ticket/12202] Test for parse_cfg_file
  [ticket/12202] Use copyright symbol in style.cfg files
  [ticket/12202] Apply htmlspecialchars to style.cfg data