Enable r.statistics3

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@34458 15284696-431f-4ddb-bdfa-cd5b030d7da7

raster/Makefile

@@ -77,6 +77,7 @@ SUBDIRS = \
 	r.slope.aspect \
 	r.statistics \
 	r.statistics2 \
+	r.statistics3 \
 	r.stats \
 	r.sun \
 	r.sunmask \