Update version

Signed-off-by: Marcello Seri <[email protected]>

Author: mseri

aom.tex

@@ -226,7 +226,7 @@
 	\setlength{\parskip}{\baselineskip}
 	Copyright \copyright\ \the\year\ \thanklessauthor
 
-	\par Version 1.6.6 -- \today
+	\par Version 1.6.7-- \today
 
 	\vfill
 	\small{\doclicenseThis}