Merge pull request #4484 from rickard-von-essen/make-docker-dev-docs

Fix docker-dev make target for docs

website/Makefile

@@ -4,9 +4,9 @@ init:
 	bundle
 
 docker-dev:
-	docker run -it --expose 4567 -P -v "$PWD":/usr/src/app -w /usr/src/app ruby:2.3.1 \
+	docker run -it --expose 4567 -p 4567:4567 -v "$(PWD)":/usr/src/app -w /usr/src/app ruby:2.3.1 \
 	  bash -c "apt-get update && apt-get -qy install curl git libgmp3-dev nodejs && \
-	  gem install bundler && make dev"
+	  gem install bundler && bundle install && make dev"
 
 dev: init
 	PACKER_DISABLE_DOWNLOAD_FETCH=true PACKER_VERSION=1.0 bundle exec middleman server