Feat: remove Travis configuration

Signed-off-by: Hadrien 'dric0' Patte <dric0@larez.fr>

.travis.yml

-sudo: required
-
-language: sh
-
-services:
-  - docker
-
-before_install:
-  - docker pull badouralix/zunit
-
-before_script:
-  - docker run -t --rm badouralix/zunit zsh --version
-  - docker run -t --rm badouralix/zunit --version
-  - ls -a
-
-script:
-  - docker run -t -v $PWD:/app:ro badouralix/zunit --fail-fast test
-
-after_success:
-  # Notify Docker Hub to make a new build
-  # See https://stackoverflow.com/questions/34710513/how-can-i-update-full-description-on-docker-hub-automatically
-  - >
-      [[ $TRAVIS_PULL_REQUEST == "false" && $TRAVIS_BRANCH == "master" ]]
-      && curl -X POST -H "Content-Type: application/json" --data '{"docker_tag_name": "latest"}'
-      https://registry.hub.docker.com/u/badouralix/oh-my-via/trigger/$DOCKER_HUB_TOKEN/
-
-# vim: ts=2 sw=2 sts=2
-

README.md

 VIA theme for ZSH
 =================
 
-[![Build Status](https://travis-ci.org/badouralix/oh-my-via.svg?branch=master)](https://travis-ci.org/badouralix/oh-my-via)
 [![WTFPLv2 License](https://img.shields.io/badge/license-WTFPLv2-blue.svg)](http://www.wtfpl.net)
 
 This is a theme for ZSH which mainly forks the historical theme used on
@@ -76,4 +75,3 @@ License
 -------
 
 Unless explicitly stated to the contrary, all contents licensed under the [WTFPL](LICENSE).
-