Remove integration with Travis CI

[skip ci]

.travis.yml

@@ -1,56 +0,0 @@
-language: c
-script: ./.travis_build.sh
-
-# Compile on both MacOS and Linux
-os:
-    - osx
-    - linux
-
-# Compile using both gcc & clang
-compiler:
-    - gcc
-    - clang
-
-jobs:
-    include:
-        - os: linux
-          dist: xenial
-          compiler: gcc
-        - os: linux
-          dist: xenial
-          compiler: clang
-        - os: linux
-          dist: bionic
-          compiler: gcc
-        - os: linux
-          dist: bionic
-          compiler: clang
-    allow_failures:
-        - os: osx
-
-# Install dependencies
-addons:
-    apt:
-        packages:
-        - libusb-1.0-0-dev
-        - libudev-dev
-        - autopoint
-        - faketime
-        - libcmocka-dev
-        - libhidapi-dev
-    homebrew:
-        packages:
-        - libusb
-        - gettext
-        - cmocka
-        - hidapi
-
-# Ensure that build dependencies are available on OSX
-before_script:
-    - if [ "$TRAVIS_OS_NAME" = osx ]; then brew install libusb gettext cmocka hidapi; fi
-
-# Enable parallel make
-env:
-    global:
-        - MAKEFLAGS="-j 2"
-

.travis_build.sh

@@ -1,24 +0,0 @@
-#!/bin/bash
-# Script to run automated build and testing on Travis-CI
-
-# Abort early in case of failure
-set -e
-
-# Generate the build files
-./autogen.sh
-
-# Create a temporary directory to store build artifacts
-rm -rf build
-mkdir build
-cd build
-
-# Run the configuration script
-../configure
-
-# Build the sourcecode
-make V=0
-
-# Verify that the distribution works
-# This also runs any tests
-make distcheck
-