Revert "macroprocessor: support Matlab comments. #4"

This reverts commit 066942ef.

src/macro/MacroFlex.ll

@@ -72,7 +72,6 @@ CONT \\\\
 %}
 
  // Ignore inline comments
-<INITIAL,STMT,EXPR,FOR_BODY,THEN_BODY,ELSE_BODY>%.*     { yylloc->step(); ECHO; }
 <INITIAL,STMT,EXPR,FOR_BODY,THEN_BODY,ELSE_BODY>\/{2}.* { yylloc->step(); ECHO; }
 
 <INITIAL>^{SPC}*@#{SPC}*includepath{SPC}+\"([^\"\r\n:;|<>]*){1}(:[^\"\r\n:;|<>]*)*\"{SPC}*{EOL} {