Added permanent route to Juju controller; chmod +x update-lxd-image; VCA/start_build reloads squid-deb-proxy

Change-Id: I6aa38a06b75245636877575ad1424161f763f336
Signed-off-by: garciadeblas <gerardo.garciadeblas@telefonica.com>
diff --git a/jenkins/VCA/start_build b/jenkins/VCA/start_build
index 21d432c..45b0e94 100755
--- a/jenkins/VCA/start_build
+++ b/jenkins/VCA/start_build
@@ -26,6 +26,7 @@
 apt-get install -y juju lxd squid-deb-proxy
 
 echo 'streams.canonical' > /etc/squid-deb-proxy/mirror-dstdomain.acl.d/20-juju-streams
+service squid-deb-proxy reload
 
 INFO "Configuring LXD"
 # ZFS doesn't work inside a nested container. ZFS should be configured in the host LXD.
diff --git a/jenkins/VCA/update-lxd-image.sh b/jenkins/VCA/update-lxd-image.sh
old mode 100644
new mode 100755