Auto building docker images with Travis

.travis.yml

sudo: required

services:
- docker

language: bash

script:
- docker build -f Dockerfile-server -t brandonsoto/vsserver:latest .
# prepare qemu
- docker run --rm --privileged multiarch/qemu-user-static:register --reset
# build image
- docker build -f Dockerfile-client -t brandonsoto/vsclient:latest .
# test image
- docker run brandonsoto/vsserver
- docker run brandonsoto/vsclient

# push image
- >
  if [ "$TRAVIS_BRANCH" == "master" ] && [ "$TRAVIS_PULL_REQUEST" == "false" ]; then
    docker login -u="$DOCKER_USER" -p="$DOCKER_PASS"
    docker push brandonsoto/vsserver:latest
    docker push brandonsoto/vsclient:latest
  fi