Add ci buttons

Author: SamyPesse

README.md

@@ -1,5 +1,9 @@
 # gitkit
 
+[![NPM version](https://badge.fury.io/js/gitkit.svg)](http://badge.fury.io/js/gitkit)
+[![Linux Build Status](https://travis-ci.org/SamyPesse/gitkit-js.png?branch=master)](https://travis-ci.org/SamyPesse/gitkit-js)
+[![Windows Build status](https://ci.appveyor.com/api/projects/status/63nlflxcwmb2pue6?svg=true)](https://ci.appveyor.com/project/SamyPesse/gitkit-js)
+
 Pure JavaScript implementation of Git backed by immutable models and promises.
 
 The goal is to provide both a low and high level API for manipulating Git repositories: read files, commit changes, edit working index, clone, push, fetch, etc.

appveyor.yml

@@ -0,0 +1,27 @@
+# Fix line endings in Windows. (runs before repo cloning)
+init:
+  - git config --global core.autocrlf input
+
+# Test against these versions of Node.js.
+environment:
+  matrix:
+    - nodejs_version: "5"
+    - nodejs_version: "4"
+
+# Install scripts. (runs after repo cloning)
+install:
+  # Get the latest stable version of Node.js or io.js
+  - ps: Install-Product node $env:nodejs_version
+  # install modules
+  - npm install
+
+# Post-install test scripts.
+test_script:
+  # Output useful info for debugging.
+  - node --version
+  - npm --version
+  # run tests
+  - npm test
+
+# Don't actually build.
+build: off