getContent was called for the file and the directory it was in causing
`isTree` to change to `true`. Then when you went to edit the file, it
was still `true`.

Conflicts:
	app/assets/javascripts/repo/components/repo.vue

Fix
https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/12198#note_37146854

Conflicts:
	app/assets/javascripts/repo/helpers/repo_helper.js

Fix
https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/12198#note_37147332

Conflicts:
	app/assets/javascripts/repo/stores/repo_store.js

Fix
https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/12198#note_37146815

See https://gitlab.slack.com/archives/C0GQHHPGW/p1501779964878178

Fix
https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/12198#note_37146360

Conflicts:
	app/assets/javascripts/repo/components/repo_edit_button.vue

Fixed value could potentially be not enough

Fix
https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/12198#note_37145886

Fix
https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/12198#note_37145729

Fix
https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/12198#note_37145640

Fix
https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/12198#note_37144070

Fix
https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/12198#note_37143794

Fix
https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/12198#note_37143710

Fix
https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/12198#note_37143527

Conflicts:
	app/assets/javascripts/repo/components/repo_tab.vue

Fix
https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/12198#note_37143217

Conflicts:
	app/assets/javascripts/repo/helpers/repo_helper.js

Fix
https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/12198#note_37143174

Conflicts:
	app/assets/javascripts/repo/components/repo_sidebar.vue

Fix
http://192.168.1.135:3000/gitlab-org/gitlab-ce/blob/master/app/assets/javascripts/broadcast_message.js

Fix
https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/12198#note_37142936

Conflicts:
	app/assets/javascripts/repo/stores/repo_store.js