r.circle, v.buffer: circle keyword added

git-svn-id: https://svn.osgeo.org/grass/grass/branches/releasebranch_7_0@63456 15284696-431f-4ddb-bdfa-cd5b030d7da7

raster/r.circle/main.c

@@ -49,7 +49,9 @@ int main(int argc, char *argv[])
 
     module = G_define_module();
     G_add_keyword(_("raster"));
+    G_add_keyword(_("buffer"));
     G_add_keyword(_("geometry"));
+    G_add_keyword(_("circle"));
     module->description =
 	_("Creates a raster map containing concentric "
 	  "rings around a given point.");

vector/v.buffer/main.c

@@ -222,6 +222,7 @@ int main(int argc, char *argv[])
     G_add_keyword(_("vector"));
     G_add_keyword(_("buffer"));
     G_add_keyword(_("geometry"));
+    G_add_keyword(_("circle"));
     module->description =
 	_("Creates a buffer around vector features of given type.");