Recent 7.4 code from CE into EE

Fixes #187

See merge request !190

Do not show ldap users in dropdowns

Fixes #160

See merge request !186

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

Remove git hook offer

Fixes #184

See merge request !189

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

Conflicts:
	app/controllers/projects/team_members_controller.rb
	app/finders/projects_finder.rb
	app/models/group.rb
	app/models/project_team.rb
	app/models/users_group.rb
	config/gitlab.yml.example
	config/initializers/1_settings.rb
	config/routes.rb
	db/schema.rb
	doc/integration/ldap.md
	features/steps/group.rb
	features/steps/project/project.rb

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

Conflicts:
	app/views/projects/merge_requests/_form.html.haml

Fail harder in the backup script

See merge request !1143

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

Improve new file commit message textarea placeholder.

Remove blame lines added leading whitespace.

Replace :erb filter with plain HAML.

Factor out Emoji parsing using html-pipeline-gitlab

Fix selecting them upload

Related to https://gitlab.com/gitlab-org/gitlab-ce/commit/58c0a4f5cf27f76f1dc0474197b8aca06b6db12d#note_293570

See merge request !198

Simplify custom MR good commit message hint.

Packages in readme

See merge request !1144

Titleize blob action buttons. [failure unrelated]

Move group feature step to match test location [failure unrelated]

This change also shows the output of failed Git commands during the
backup.

GitLab Flow Graphic

As requested =)

/cc @mvb

See merge request !199

Uploader link

See merge request !1133