fix ssh access to xenial slaves
diff --git a/tcp_tests/templates/underlay/mk22-lab-advanced--user-data1604.yaml b/tcp_tests/templates/underlay/mk22-lab-advanced--user-data1604.yaml
index 1dc1949..6dc264a 100644
--- a/tcp_tests/templates/underlay/mk22-lab-advanced--user-data1604.yaml
+++ b/tcp_tests/templates/underlay/mk22-lab-advanced--user-data1604.yaml
@@ -41,9 +41,6 @@
 
    - echo "deb [arch=amd64] http://apt.tcpcloud.eu/nightly/ xenial main security extra tcp tcp-salt" > /etc/apt/sources.list
    - wget -O - http://apt.tcpcloud.eu/public.gpg | apt-key add -
-   # saltstack repo is for minions that have the same version in the xenial and trusty (2016.3.3)
-   - echo "deb http://repo.saltstack.com/apt/ubuntu/14.04/amd64/latest xenial main" > /etc/apt/sources.list.d/saltstack.list
-   - wget -O - https://repo.saltstack.com/apt/ubuntu/14.04/amd64/latest/SALTSTACK-GPG-KEY.pub | apt-key add -
 
    - apt-get clean
    - apt-get update
diff --git a/tcp_tests/templates/underlay/mk22-lab-basic--user-data1604.yaml b/tcp_tests/templates/underlay/mk22-lab-basic--user-data1604.yaml
index 63ac9a1..a56061d 100644
--- a/tcp_tests/templates/underlay/mk22-lab-basic--user-data1604.yaml
+++ b/tcp_tests/templates/underlay/mk22-lab-basic--user-data1604.yaml
@@ -41,9 +41,6 @@
 
    - echo "deb [arch=amd64] http://apt.tcpcloud.eu/nightly/ xenial main security extra tcp tcp-salt" > /etc/apt/sources.list
    - wget -O - http://apt.tcpcloud.eu/public.gpg | apt-key add -
-   # saltstack repo is for minions that have the same version in the xenial and trusty (2016.3.3)
-   - echo "deb http://repo.saltstack.com/apt/ubuntu/14.04/amd64/latest xenial main" > /etc/apt/sources.list.d/saltstack.list
-   - wget -O - https://repo.saltstack.com/apt/ubuntu/14.04/amd64/latest/SALTSTACK-GPG-KEY.pub | apt-key add -
 
    - apt-get clean
    - apt-get update