docker added to test env

.travis.yml

@@ -1,3 +1,8 @@
+sudo: required
+
+services:
+- docker
+
 language: php
 
 php:
@@ -7,6 +12,10 @@ php:
 - nightly
 
 before_script:
+- docker pull evilfreelancer/docker-routeros
+- docker run -d -p 22:22 -p 8728:8728 -p 8729:8729 -ti evilfreelancer/docker-routeros
+- docker ps -a
+- sleep 30
 - composer self-update
 - composer install --prefer-source --no-interaction --dev