slapos stack: use new slapos.core 1.3.4 egg.

stack/slapos.cfg

@@ -124,14 +124,14 @@ setuptools = 7.0
 six = 1.8.0
 simplejson = 3.6.5
 slapos.cookbook = 0.87
-slapos.core = 1.3.3
+slapos.core = 1.3.4
 slapos.libnetworkcache = 0.14.2
 slapos.recipe.build = 0.14
 slapos.recipe.cmmi = 0.2
 stevedore = 1.1.0
 
 # Required by:
-# slapos.core==1.3.3
+# slapos.core==1.3.4
 Flask = 0.10.1
 
 # Required by:
@@ -140,7 +140,7 @@ Flask = 0.10.1
 argparse = 1.2.2
 
 # Required by:
-# slapos.core==1.3.3
+# slapos.core==1.3.4
 cliff = 1.8.0
 
 # Required by:
@@ -156,7 +156,7 @@ lock-file = 2.0
 netaddr = 0.7.12
 
 # Required by:
-# slapos.core==1.3.3
+# slapos.core==1.3.4
 netifaces = 0.10.4
 
 # Required by:
@@ -169,7 +169,7 @@ pbr = 0.10.0
 pip = 1.5.6
 
 # Required by:
-# slapos.core==1.3.3
+# slapos.core==1.3.4
 psutil = 2.1.3
 
 # Required by:
@@ -181,15 +181,15 @@ pycparser = 2.10
 pytz = 2014.9
 
 # Required by:
-# slapos.core==1.3.3
+# slapos.core==1.3.4
 requests = 2.4.3
 
 # Required by:
-# slapos.core==1.3.3
+# slapos.core==1.3.4
 supervisor = 3.1.3
 
 # Required by:
-# slapos.core==1.3.3
+# slapos.core==1.3.4
 uritemplate = 0.6
 
 # Required by:
@@ -197,7 +197,7 @@ uritemplate = 0.6
 xml-marshaller = 0.9.7
 
 # Required by:
-# slapos.core==1.3.3
+# slapos.core==1.3.4
 zope.interface = 4.1.1
 
 [networkcache]