better EGA colors

tools/build-gif89a.sh

@@ -16,11 +16,11 @@ GIF="t-$SEQ.gif"
 echo "seq $SEQ -> $GIF" | tee -a WS/log
 
 convert						\
-	-delay 8				\
+	-delay 6				\
 	-dither none				\
-	-resize '320x200!'			\
-	-normalize				\
-	-remap datas/ega-colors.png		\
+	-equalize				\
+	-resize '320x240!'			\
+	-remap datas/ega-16colors.png		\
 	frames/$SEQ/?[012]*[369].png		\
 	$GIF