Remove Travis and Slather configs, as well as run_tests_update_status.sh (#1633)

We no longer use Travis CI. We haven't found Slather useful. Garrett said run_tests_update_status.sh can be removed as well.

.slather.yml

@@ -1,5 +0,0 @@
-ci_service: travis_ci
-coverage_service: coveralls
-xcodeproj: AsyncDisplayKit.xcodeproj
-source_directory: AsyncDisplayKit
-

.travis.yml

@@ -1,34 +0,0 @@
-language: objective-c
-cache:
-  - bundler
-  - cocoapods
-osx_image: xcode8.1
-git:
-  depth: 10
-before_install:
-  - brew update
-  - brew outdated xctool || brew upgrade xctool
-  - brew outdated carthage || brew upgrade carthage
-  - gem install cocoapods -v 1.0.1
-  - gem install xcpretty -v 0.2.2
-  - gem install xcpretty-travis-formatter
-#  - gem install slather
-  - xcrun simctl list
-install: echo "<3"
-env:
-  - MODE=tests
-  - MODE=tests_listkit
-  - MODE=examples-pt1
-  - MODE=examples-pt2
-  - MODE=examples-pt3
-  - MODE=life-without-cocoapods
-  - MODE=framework
-script: ./build.sh $MODE
-
-#after_success:
-#  - slather
-
-# whitelist
-branches:
-  only:
-    - master

run_tests_update_status.sh

@@ -1,44 +0,0 @@
-#!/usr/bin/env bash
-set -eo pipefail
-
-UPDATE_STATUS_PATH=$1
-BUILDKITE_PULL_REQUEST=$2
-BUILDKITE_BUILD_URL=$3
-
-function updateStatus() {
-  if [ "${BUILDKITE_PULL_REQUEST}" != "false" ] ; then
-    ${UPDATE_STATUS_PATH} "TextureGroup" "Texture" ${BUILDKITE_PULL_REQUEST} "$1" ${BUILDKITE_BUILD_URL} "$2" "CI/Pinterest" "$3"
-  fi
-}
-
-if [[ -z "${UPDATE_STATUS_PATH}" || -z "${BUILDKITE_PULL_REQUEST}" || -z "${BUILDKITE_BUILD_URL}" ]] ; then
-    echo "Update status path (${UPDATE_STATUS_PATH}), pull request (${BUILDKITE_BUILD_URL}) or build url (${BUILDKITE_PULL_REQUEST}) unset."
-    trap - EXIT
-    exit 255
-fi
-
-trapped="false"
-function trap_handler() {
-    if [[ "$trapped" = "false" ]]; then
-        updateStatus "failure" "Tests failed…" `pwd`/log.txt
-        echo "Tests failed, updated status to failure"
-        rm `pwd`/log.txt
-    fi
-    trapped="true"
-}
-trap trap_handler INT TERM EXIT
-
-updateStatus "pending" "Starting build…"
-
-echo "--- Running Danger"
-bundle exec danger --verbose 2>&1|tee `pwd`/log.txt
-
-./build.sh all 2>&1|tee `pwd`/log.txt
-
-rm `pwd`/log.txt
-
-updateStatus "success" "Tests passed"
-
-echo "All tests succeeded, updated status to success"
-trap - EXIT
-exit 0