wordo, beware old versions lying about (merge from devbr6)

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@50576 15284696-431f-4ddb-bdfa-cd5b030d7da7

debian/README.debian

@@ -26,15 +26,17 @@
   nano debian/changelog
 
 
-# After that, you can build current version of GRASS with
+# After that, you can build the current version of GRASS with
 
   debuild -i -uc -us -b
 
 # in main GRASS source directory. After the packages are generated, you can
-# install them with
+# install them with:
 
   dpkg -i ../grass*.deb
 
+# (make sure to remove older grass*.deb files first)
+
 
 # to try again, first clean out the old build by running:
 #  (from the main source dir)