Merge branch 'patch-1' into 'master'

Fix Transfer project input width.

Hi,

On the **Transfer project** box of project settings page, the **Namespace** input  is wider than other inputs.

This PR set the `col-sm-*` css-class of the container to the same as other inputs.

## Screenshots
Before

![before](https://gitlab.com/Metalaka/gitlab-ce/uploads/9b3e4ad07d1a199d3e1ee7e3ec1e5014/before.jpg)

After

![after](https://gitlab.com/Metalaka/gitlab-ce/uploads/8a4e87fa73a028a9ac814bdbbc6dcab3/after.jpg)

See merge request !940

app/views/projects/edit.html.haml

@@ -176,7 +176,7 @@
               .form-group
                 = label_tag :new_namespace_id, nil, class: 'control-label' do
                   %span Namespace
-                .col-sm-10
+                .col-sm-9
                   .form-group
                     = select_tag :new_namespace_id, namespaces_options(@project.namespace_id), { prompt: 'Choose a project namespace', class: 'select2' }
                   %ul