vmdriver, pillar: fix augeas dependency problem for sal 2015 and set temporary…

vmdriver, pillar: fix augeas dependency problem for sal 2015 and set temporary barnch in firewall.sls and manager.sls

pillar/firewall.sls

 fwdriver:
   repo_name: https://git.ik.bme.hu/circle/fwdriver.git
-  repo_revision: master
+  repo_revision: systemd_feature
 
   user: fw
 

pillar/manager.sls

 manager:
   repo_name: https://git.ik.bme.hu/circle/cloud.git
-  repo_revision: master 
+  repo_revision: synchronous_reload
   

salt/vmdriver/libvirt.sls

+augeas_dependency:
+  pkg.installed:
+    - pkgs:
+      - python-augeas
+
 libvirtconf:
   augeas.change:
     - context: /files/etc/libvirt/libvirtd.conf