Detect Lua operators "<<", "< " and "<=" in settings

[o-sdn-o]

Changes

• Fix Unexpected closing tag name... errors by detecting Lua operators "<<", "<space" and "<=" in Lua scripts.
  settings.xml:

  <config>
      <events>
          <desktop>
              <script on="F2">
                  vtm.desktop.Run({ id="Logs" });
                  a = 10
                  b = 2
                  log("a > b = ", (a > b))
                  log("a < b = ", (a < b))
                  log("a <= b = ", (a <= b))
                  log("a << b = ", (a << b))
                  log("a<=b = ", (a<=b))
                  log("a<<b = ", (a<<b))
              </script>
          </desktop>
      </events>
  </config>