Add wercker

Author: jinzhu

README.md

@@ -2,6 +2,8 @@
 
 Golang Configuration tool that support YAML, JSON, TOML, Shell Environment
 
+[![wercker status](https://app.wercker.com/status/a350da4eae6cb28a35687ba41afb565a/s/master "wercker status")](https://app.wercker.com/project/byKey/a350da4eae6cb28a35687ba41afb565a)
+
 ## Usage
 
 ```go

wercker.yml

@@ -0,0 +1,23 @@
+box: golang
+
+build:
+  steps:
+    - setup-go-workspace
+
+    # Gets the dependencies
+    - script:
+        name: go get
+        code: |
+          go get
+
+    # Build the project
+    - script:
+        name: go build
+        code: |
+          go build ./...
+
+    # Test the project
+    - script:
+        name: go test
+        code: |
+          go test ./...