Update docker-compose file to v2 syntax.

nubs · nubs · commit 866906833c25 · 2016-04-09T18:00:00.000-05:00
diff --git a/docker-compose.yml b/docker-compose.yml
@@ -1,4 +1,7 @@
-build:
-  build: tests
-  volumes:
-    - .:/code
+version: "2"
+services:
+  build:
+    build:
+      context: tests
+    volumes:
+      - .:/code
