remove debian 7, oracle 7 and amz from testing

.kitchen.vagrant.yml

@@ -62,10 +62,6 @@ platforms:
 - name: oracle-7
   driver_config:
     box: boxcutter/ol72
-- name: debian-7
-  driver_config:
-    box: debian-7
-    box_url: https://opscode-vm-bento.s3.amazonaws.com/vagrant/virtualbox/opscode_debian-7.8_chef-provisionerless.box
 - name: debian-8
   driver_config:
     box: debian-8

.kitchen.yml

@@ -60,10 +60,6 @@ platforms:
     run_command: /sbin/init
     provision_command:
       - systemctl enable ssh.service
-- name: debian7-ansible-latest
-  driver:
-    image: rndmh3ro/docker-debian7-ansible:latest
-    platform: debian
 - name: debian8-ansible-latest
   driver:
     image: rndmh3ro/docker-debian8-ansible:latest

.travis.yml

@@ -15,10 +15,10 @@ env:
     version: latest
     init: /sbin/init
 
-  - distro: oracle7
-    init: /usr/lib/systemd/systemd
-    run_opts: "--privileged --volume=/sys/fs/cgroup:/sys/fs/cgroup:ro"
-    version: latest
+#  - distro: oracle7
+#    init: /usr/lib/systemd/systemd
+#    run_opts: "--privileged --volume=/sys/fs/cgroup:/sys/fs/cgroup:ro"
+#    version: latest
 
   - distro: ubuntu1604
     version: latest
@@ -29,10 +29,6 @@ env:
     version: latest
     init: /sbin/init
 
-  - distro: debian7
-    version: latest
-    init: /sbin/init
-
   - distro: debian8
     version: latest
     init: /sbin/init
@@ -43,10 +39,10 @@ env:
     init: /lib/systemd/systemd
     run_opts: "--privileged --volume=/sys/fs/cgroup:/sys/fs/cgroup:ro"
 
-  - distro: amazon
-    init: /lib/systemd/systemd
-    version: latest
-    run_opts: "--privileged --volume=/sys/fs/cgroup:/sys/fs/cgroup:ro"
+#  - distro: amazon
+#    init: /lib/systemd/systemd
+#    version: latest
+#    run_opts: "--privileged --volume=/sys/fs/cgroup:/sys/fs/cgroup:ro"
 
 before_install:
   # Pull container