Update the code

_posts/2015-07-14-gitlab-ci.md

@@ -46,14 +46,14 @@ edits.
 
 Install Docker first
 
-```bash
+```
 	curl -sSL https://get.docker.com/ | sh
 ```
 
 We need to mount a data volume into our gitlab-ci-multi-runner container to be
 used for configs and other resources:
 
-```bash
+```
 	docker run -d --name multi-runner --restart always \
 	-v /var/run/docker.sock:/var/run/docker.sock \
 	-v /PATH/TO/DATA/FOLDER:/data \
@@ -66,7 +66,7 @@ containers to run tests in.
 
 Now, register the runner:
 
-```bash
+```
 docker exec -it multi-runner gitlab-ci-multi-runner register
 
 Please enter the gitlab-ci coordinator URL (e.g. http://gitlab-ci.org:3000/ )
@@ -103,7 +103,7 @@ default in the mailman-runner docker image.*
 After this, the configuration file (config.toml) would look somewhat like
 this:
 
-```toml
+```
 concurrent = 4
 
 [[runners]]