+%\usepackage{libertine}
\usepackage{fontspec}
-\setmainfont{FreeSerif}
-\setsansfont{FreeSans}
+\setmainfont[Ligatures=TeX]{FreeSerif}
+\setsansfont[Ligatures=TeX]{FreeSans}
\setmonofont{FreeMono}
+\usepackage[Symbols]{ucharclasses}
+\newfontfamily{\defaultfont}{FreeSerif}
+%\newfontfamily{\symbolfont}{FreeSerif}
+\newfontfamily{\sansfont}{FreeSans}
+\setDefaultTransitions{\bgroup\defaultfont}{\egroup}
\usepackage{url}
\usepackage{fancyhdr}
\usepackage{graphicx}