remove old ci

.appveyor.yml

@@ -1,21 +0,0 @@
-version: "{branch} #{build}"
-
-image:
-  - Visual Studio 2017
-  - Visual Studio 2019
-
-platform:
-  - Win32
-  - x64
-
-build:
-  parallel: true
-
-build_script:
-  - cmake -A %PLATFORM%
-  - cmake --build . --config Debug
-  - cmake --build . --config Release
-
-test_script:
-  - ctest --output-on-failure -C Debug
-  - ctest --output-on-failure -C Release

.travis.yml

@@ -1,137 +0,0 @@
-os: linux # Use linux unless specified otherwise.
-dist: bionic
-language: cpp
-
-jobs:
-  include:
-    - os: linux
-      compiler: g++
-      addons:
-        apt:
-          sources:
-            - ubuntu-toolchain-r-test
-          packages:
-            - g++-7
-      env:
-        - CXX_COMPILER=g++-7 CC_COMPILER=gcc-7
-
-    - os: linux
-      compiler: g++
-      addons:
-        apt:
-          sources:
-            - ubuntu-toolchain-r-test
-          packages:
-            - g++-8
-      env:
-        - CXX_COMPILER=g++-8 CC_COMPILER=gcc-8
-
-    - os: linux
-      compiler: g++
-      addons:
-        apt:
-          sources:
-            - ubuntu-toolchain-r-test
-          packages:
-            - g++-9
-      env:
-        - CXX_COMPILER=g++-9 CC_COMPILER=gcc-9
-
-    - os: linux
-      compiler: g++
-      addons:
-        apt:
-          sources:
-            - ubuntu-toolchain-r-test
-          packages:
-            - g++-10
-      env:
-        - CXX_COMPILER=g++-10 CC_COMPILER=gcc-10
-
-    - os: linux
-      compiler: clang++
-      addons:
-        apt:
-          sources:
-            - sourceline: 'deb https://apt.llvm.org/bionic/ llvm-toolchain-bionic-7 main'
-              key_url: 'https://apt.llvm.org/llvm-snapshot.gpg.key'
-          packages:
-            - clang-7
-      env:
-        - CXX_COMPILER=clang++-7 CC_COMPILER=clang-7
-
-    - os: linux
-      compiler: clang++
-      addons:
-        apt:
-          sources:
-            - sourceline: 'deb https://apt.llvm.org/bionic/ llvm-toolchain-bionic-8 main'
-              key_url: 'https://apt.llvm.org/llvm-snapshot.gpg.key'
-          packages:
-            - clang-8
-      env:
-        - CXX_COMPILER=clang++-8 CC_COMPILER=clang-8
-
-    - os: linux
-      compiler: clang++
-      addons:
-        apt:
-          sources:
-            - sourceline: 'deb https://apt.llvm.org/bionic/ llvm-toolchain-bionic-9 main'
-              key_url: 'https://apt.llvm.org/llvm-snapshot.gpg.key'
-          packages:
-            - clang-9
-      env:
-        - CXX_COMPILER=clang++-9 CC_COMPILER=clang-9
-
-    - os: linux
-      compiler: clang++
-      addons:
-        apt:
-          sources:
-            - sourceline: 'deb https://apt.llvm.org/bionic/ llvm-toolchain-bionic-10 main'
-              key_url: 'https://apt.llvm.org/llvm-snapshot.gpg.key'
-          packages:
-            - clang-10
-      env:
-        - CXX_COMPILER=clang++-10 CC_COMPILER=clang-10
-
-    - os: osx
-      compiler: clang++
-      osx_image: xcode10.3
-      env:
-        - CXX_COMPILER=clang++ CC_COMPILER=clang
-
-    - os: osx
-      compiler: clang++
-      osx_image: xcode11.6
-      env:
-        - CXX_COMPILER=clang++ CC_COMPILER=clang
-
-    - os: osx
-      compiler: clang++
-      osx_image: xcode12.2
-      env:
-        - CXX_COMPILER=clang++ CC_COMPILER=clang
-
-install:
-  - export CC=${CC_COMPILER}
-  - export CXX=${CXX_COMPILER}
-  - JOBS=2 # Travis machines have 2 cores.
-
-before_script:
-  - rm -rf build
-  - mkdir -p build
-  - cd build
-
-script:
-  - cmake -DCMAKE_BUILD_TYPE=Debug ..
-  - cmake --build . --config Debug -- -j${JOBS}
-  - ctest --output-on-failure -C Debug -j${JOBS}
-  - rm -rf ./*
-  - cmake -DCMAKE_BUILD_TYPE=Release ..
-  - cmake --build . --config Release -- -j${JOBS}
-  - ctest --output-on-failure -C Release -j${JOBS}
-
-notifications:
-  email: false

README.md

@@ -11,9 +11,6 @@
 [![Conan package](https://img.shields.io/badge/Conan-package-blueviolet)](https://conan.io/center/nameof)
 [![Vcpkg package](https://img.shields.io/badge/Vcpkg-package-blueviolet)](https://github.com/microsoft/vcpkg/tree/master/ports/nameof)
 [![License](https://img.shields.io/github/license/Neargye/nameof.svg)](LICENSE)
-[![Build status](https://travis-ci.org/Neargye/nameof.svg?branch=master)](https://travis-ci.org/Neargye/nameof)
-[![Build status](https://ci.appveyor.com/api/projects/status/yq5fk0d9mwljbubt/branch/master?svg=true)](https://ci.appveyor.com/project/Neargye/nameof/branch/master)
-[![Codacy badge](https://api.codacy.com/project/badge/Grade/1d06f3f07afe4f34acd29c0c8efa830b)](https://www.codacy.com/app/Neargye/nameof?utm_source=github.com&utm_medium=referral&utm_content=Neargye/nameof&utm_campaign=Badge_Grade)
 [![Try online](https://img.shields.io/badge/try-online-blue.svg)](https://wandbox.org/permlink/VL44h47DKALBE5Oh)
 [![Compiler explorer](https://img.shields.io/badge/compiler_explorer-online-blue.svg)](https://godbolt.org/z/s_ecko)