Added a newest=false section to avoid downloading dependencies if older...

Added a newest=false section to avoid downloading dependencies if older versions are already installed

buildout.cfg

@@ -4,6 +4,7 @@
 
 [buildout]
 parts = external tests sphinx python
+newest = false
 develop = .
 versions = versions
 eggs = bob
@@ -34,4 +35,4 @@ build = ${buildout:directory}/sphinx
 recipe = zc.recipe.egg
 eggs = ${buildout:eggs}
 interpreter = python
-dependent-scripts = true
\ No newline at end of file
+dependent-scripts = true