Drop CircleCI and AppVeyor

.appveyor.yml

@@ -1,45 +0,0 @@
-build: false
-version: dev-{build}
-shallow_clone: false
-clone_folder: C:\projects\php-cs-fixer
-
-environment:
-    matrix:
-        - php_ver: 7.3.1
-          FAST_LINT_TEST_CASES: 1
-        - php_ver: 5.6.40
-          SKIP_LINT_TEST_CASES: 1
-
-cache:
-    - '%APPDATA%\Composer'
-    - '%LOCALAPPDATA%\Composer'
-    - C:\tools\php -> .appveyor.yml
-    - C:\tools\composer.phar -> .appveyor.yml
-
-init:
-    - SET PATH=C:\tools\php;%PATH%
-
-install:
-    - ps: Set-Service wuauserv -StartupType Manual
-    - IF NOT EXIST C:\tools\php (choco install --yes --allow-empty-checksums php --version %php_ver% --params '/InstallDir:C:\tools\php')
-    - cd C:\tools\php
-    - copy php.ini-production php.ini
-    - echo date.timezone="UTC" >> php.ini
-    - echo memory_limit=512M >> php.ini
-    - echo extension_dir=ext >> php.ini
-    - echo extension=php_curl.dll >> php.ini
-    - echo extension=php_openssl.dll >> php.ini
-    - echo extension=php_mbstring.dll >> php.ini
-    - IF NOT EXIST C:\tools\composer.phar (cd C:\tools && appveyor DownloadFile https://getcomposer.org/composer-stable.phar -FileName composer.phar)
-    - cd C:\projects\php-cs-fixer
-
-before_test:
-    - cd C:\projects\php-cs-fixer
-    - php C:\tools\composer.phar update --optimize-autoloader --no-interaction --no-progress --prefer-stable --no-ansi
-    - php C:\tools\composer.phar info -D | sort
-
-test_script:
-    - cd C:\projects\php-cs-fixer
-    - vendor\bin\phpunit
-    - set PHP_CS_FIXER_FUTURE_MODE=1
-    - php php-cs-fixer --diff --dry-run -v fix

.circleci/config.yml

@@ -1,29 +0,0 @@
-version: 2
-
-jobs:
-    build:
-        macos:
-            # https://circleci.com/docs/2.0/testing-ios/#supported-xcode-versions
-            xcode: '12.2.0'
-        steps:
-            - checkout
-
-            - restore_cache:
-                keys:
-                    - cache-{{ checksum "composer.json" }}
-
-            - run: brew update
-            - run: brew install php@7.4
-            - run: echo "memory_limit = 512M" > $(brew --prefix)/etc/php/7.4/conf.d/memory.ini
-            - run: curl -sS https://getcomposer.org/installer | php
-            - run: php composer.phar install --optimize-autoloader --no-interaction --no-progress --no-suggest
-            - run: php composer.phar info -D | sort
-
-            - save_cache:
-                key: cache-{{ checksum "composer.json" }}
-                paths:
-                    - ~/.composer
-                    - ~/Library/Caches/Homebrew
-
-            - run: vendor/bin/phpunit
-            - run: PHP_CS_FIXER_FUTURE_MODE=1 php php-cs-fixer --diff --dry-run -v fix

.travis.yml

@@ -1,5 +1,3 @@
-# yamllint disable rule:line-length
-
 dist: xenial
 os: linux
 

.yamllint.yml

@@ -1,7 +1,6 @@
 extends: relaxed
 
 rules:
-  indentation: disable
   line-length:
     max: 180
     level: warning