version up: zc.buildout 2.7.1+slapos001, slapos.rebootstrap 4.3

stack/slapos.cfg

@@ -102,7 +102,7 @@ eggs =
 [versions]
 setuptools = 40.4.3
 # Use SlapOS patched zc.buildout
-zc.buildout = 2.5.2+slapos014
+zc.buildout = 2.7.1+slapos001
 # Use SlapOS patched zc.recipe.egg (zc.recipe.egg 2.x is for Buildout 2)
 zc.recipe.egg = 2.0.3+slapos003
 # Use own version of h.r.download to be able to open .xz and .lz archives
@@ -142,7 +142,7 @@ slapos.core = 1.5.6
 slapos.extension.strip = 0.4
 slapos.extension.shared = 1.0
 slapos.libnetworkcache = 0.20
-slapos.rebootstrap = 4.2
+slapos.rebootstrap = 4.3
 slapos.recipe.build = 0.42
 slapos.recipe.cmmi = 0.12
 slapos.toolbox = 0.104