Added romanfont, sansfont, monofont variables to latex template.

Note: These only work with xelatex/lualatex.

default.latex

@@ -1,15 +1,26 @@
 \documentclass[$if(fontsize)$$fontsize$,$endif$$if(lang)$$lang$,$endif$]{$documentclass$}
 \usepackage{amssymb,amsmath}
 \usepackage{ifxetex,ifluatex}
-\ifxetex
-  \usepackage{fontspec,xltxtra,xunicode}
+\newcommand{\SetupFonts}{%
   \defaultfontfeatures{Mapping=tex-text,Scale=MatchLowercase}
   \newcommand{\euro}{€}
+  $if(romanfont)$
+  \setromanfont{$romanfont$}
+  $endif$
+  $if(sansfont)$
+  \setsansfont{$sansfont$}
+  $endif$
+  $if(monofont)$
+  \setmonofont{$monofont$}
+  $endif$
+}
+\ifxetex
+  \usepackage{fontspec,xltxtra,xunicode}
+  \SetupFonts
 \else
   \ifluatex
     \usepackage{fontspec}
-    \defaultfontfeatures{Mapping=tex-text,Scale=MatchLowercase}
-    \newcommand{\euro}{€}
+    \SetupFonts
   \else
     \usepackage[utf8]{inputenc}
     \usepackage{eurosym}