Added a README. [ci skip]

d454dace · Greyson Parrelli · f2946578 · d454dace
--- a/README.md
+++ b/README.md
+# Gitlab CI Android Sample Project
+This is the sample project used in the Gitlab blog post [Setting Up Gitlab CI for Android Projects](https://about.gitlab.com/2016/11/30/setting-up-gitlab-ci-for-android-projects/).
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