Added search wiki feature

Wrap arguments for `[ -z` in double quotes

See merge request !1071

Add ci to blacklist

See merge request !1075

Close button after added comment

Fixes #1549

See merge request !1070

API: Project create docs miss path argument

Fixes #1551

See merge request !1074

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

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

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

Adding in snippet search functionality

Fix images on github

Fixes https://dev.gitlab.org/gitlab/organization/issues/55

/cc @job @dzaporozhets

See merge request !1073

Conflicts:
	CHANGELOG

add missing config files to check during release process

Change keyboard shortcut for activity to project

Omniauth doc

Fixes #1481

See merge request !1069

update ssl_ciphers

Update markdown reference to external issues

change bash to sh in web, background_jobs scripts

Recommend the GitLab Development Kit

See merge request !1067

Use create-hooks instead of rewrite-hooks.sh

The rewrite-hooks.sh script is a deprecated wrapper for gitlab-shell's
create-hooks script.

See merge request !1068

[Documentation] simplify HTTPS setup details

add optional nginx configs to make more secure

add cleanup section to 5.0 upgrade guide

Add cleanup details to upgrade guide as gitolite and more is no longer
used

The rewrite-hooks.sh script is a deprecated wrapper for gitlab-shell's
create-hooks script.

Name it centos

See merge request !1060

add current sign-in date

also adds comment about updating nginx files during upgrades

taken from
https://raymii.org/s/tutorials/Strong_SSL_Security_On_nginx.html /
https://cipherli.st/

backwards compatible ciphers not needed since gitlab does not support
ie8