move docker run into dependencies sector

Author: perigee

circle.yml

@@ -18,9 +18,9 @@ dependencies:
     - docker pull plotly/imageserver:0.2.1
   post:
     - npm run cibuild
+    - docker run -d --name myimageserver -v $PWD:/var/www/streambed/image_server/plotly.js -p 9010:9010 plotly/imageserver:0.2.1; sleep 20
 
 test:
   override:
-    - docker run -d --name myimageserver -v $PWD:/var/www/streambed/image_server/plotly.js -p 9010:9010 plotly/imageserver:0.2.1; sleep 20
     - sudo lxc-attach -n "$(docker inspect --format '{{.Id}}' myimageserver)" -- bash -c "cd /var/www/streambed/image_server/plotly.js && node test/image/compare_pixels_test.js"
     - npm run citest-jasmine