Merge pull request code-check#59 from ashawley/update-readme

Update README.md with new environment variables for test

Author: shunjikonishi

README.md

@@ -2,6 +2,7 @@
 GitHubAPI wrapper for scala
 
 ## Dependencies
+- joda-time
 - json4s
 - async-http-client
 
@@ -10,8 +11,10 @@ To develop this, you have to get GitHub API Token.
 You can get it from [here](https://github.com/settings/applications).
 
 ``` bash
+export GITHUB_USER=[Your GitHub username] 
+export GITHUB_REPO=[Your GitHub test repo] 
 export GITHUB_TOKEN=[Your GitHub Token] 
-git clone [email protected]:code-check/github-api.git
+git clone -o upstream [email protected]:code-check/github-api.git
 cd github-api
 sbt test
 ```