Put footline on the right

colour.tex

@@ -14,12 +14,13 @@
 \font\footf=cmtt8
 
 \footline={\footf
+  \hfill
   \version{},
   \the\day\space
   \ifcase\month x\or January\or February\or March\or April\or May\or June
     \or July\or August\or September\or October\or November\or December\fi
   \space
-  \the\year\hfill}
+  \the\year}
 \hoffset=-1in \advance\hoffset by 10mm
 \advance\voffset by -10.4mm
 \hsize=190mm