add windows ci

Author: chengchingwen

.appveyor.yml

@@ -0,0 +1,34 @@
+environment:
+  matrix:
+  - julia_version: 1.0
+  - julia_version: 1.1
+  - julia_version: latest
+
+platform:
+  - x64 # 64-bit
+
+matrix:
+ allow_failures:
+ - julia_version: latest
+
+branches:
+  only:
+    - master
+
+notifications:
+  - provider: Email
+    on_build_success: false
+    on_build_failure: false
+    on_build_status_changed: false
+
+install:
+  - ps: iex ((new-object net.webclient).DownloadString("https://raw.githubusercontent.com/JuliaCI/Appveyor.jl/version-1/bin/install.ps1"))
+
+build_script:
+  - echo "%JL_BUILD_SCRIPT%"
+  - C:\julia\bin\julia -e "%JL_BUILD_SCRIPT%"
+
+test_script:
+  - echo "%JL_TEST_SCRIPT%"
+  - C:\julia\bin\julia -e "%JL_TEST_SCRIPT%"
+

README.md

@@ -3,6 +3,7 @@
 # BytePairEncoding.jl
 
 [![Build Status](https://travis-ci.com/chengchingwen/BytePairEncoding.jl.svg?branch=master)](https://travis-ci.com/chengchingwen/BytePairEncoding.jl)
+[![Build status](https://ci.appveyor.com/api/projects/status/vy07wjkoj1qhav83?svg=true)](https://ci.appveyor.com/project/chengchingwen/bytepairencoding-jl)
 [![codecov](https://codecov.io/gh/chengchingwen/BytePairEncoding.jl/branch/master/graph/badge.svg)](https://codecov.io/gh/chengchingwen/BytePairEncoding.jl)
 
 Pure Julia implementation of  the Byte Pair Encoding(BPE) method