Merge branch 'zj-deployment-status-on-mr' into 'master'

Show deployment status on a MR view

## What are the relevant issue numbers?

Resolves #19571, one in the list of #19992

## Screenshots (if relevant)

external_url = nil
![Screen_Shot_2016-08-02_at_13.57.03](/uploads/20ea1587eea556c7a1acd0ff726a5bfb/Screen_Shot_2016-08-02_at_13.57.03.png)

external_url != nil
![Screen_Shot_2016-08-02_at_13.59.59](/uploads/0094b9ddece3f4bf76c83988840c096d/Screen_Shot_2016-08-02_at_13.59.59.png)

Note, the timings are weird between merging and deploying, that is because I did it in the wrong order.

## Does this MR meet the acceptance criteria?

- [X] [CHANGELOG](https://gitlab.com/gitlab-org/gitlab-ce/blob/master/CHANGELOG) entry added
- Tests
  - [x] Added for this feature/bug
  - [x] All builds are passing

See merge request !5622

1 files changed, 1 insertions, 1 deletions

diff --git a/db/schema.rb b/db/schema.rb
index 1de2cdcf026..f008a6bd7a7 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -589,12 +589,12 @@ ActiveRecord::Schema.define(version: 20160810142633) do
     t.datetime "locked_at"
     t.integer  "updated_by_id"
     t.string   "merge_error"
-    t.text     "merge_params"
     t.boolean  "merge_when_build_succeeds",    default: false, null: false
     t.integer  "merge_user_id"
     t.string   "merge_commit_sha"
     t.datetime "deleted_at"
     t.string   "in_progress_merge_commit_sha"
+    t.text     "merge_params"
   end
 
   add_index "merge_requests", ["assignee_id"], name: "index_merge_requests_on_assignee_id", using: :btree