Add droidtank domain

domains/droidtank.json

@@ -0,0 +1,10 @@
+{
+  "description": "DroidTank — Android Architect's Tech Showcase: Open Source Libraries, Top Projects, Contributions, and Engineering Blog",
+  "owner": {
+    "username": "govindtank",
+    "email": "govindtank600@gmail.com"
+  },
+  "records": {
+    "CNAME": "govindtank.github.io/droidtank.is-a.dev"
+  }
+}