Clickable labels

When I open issue with label `Ready for Merge` I usually want to see more issues with this label. I should visit project issues page and click on such label to see issues filtered. With this MR labels are clickable so you can get in one click from Issue show page to all issues with same labels

See merge request !1085

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>

Root password configurable through environmental variable

Fixes #1522

See merge request !1084

Redirect users to Projects Admin Page after removing a project

Fixes issue #543 by redirecting the user to "admin_projects_path" and displaying the flash alert "Project removed."

See merge request !178

cleanup MySQL doc wording

url -> URL

Increase import timeout from 2 to 4 minutes

This file was missed in https://github.com/gitlabhq/gitlabhq/commit/4535db04b28996baf118bafeb77acd16065e5c5a.

Typo localy -> locally.

Serialize service properties

Word wrap in description

Fixes #1560

See merge request !1082

shibboleth authentication support

Wrap by default for parallel

Fixes #1566

See merge request !1080

Update gitlab-grit to 2.6.11

See merge request !1081

From the gitlab-grit changelog:
  * Suppress 'unkown header' warnings
  * Add process.out to CommandFailed error

Update omniauth-ldap and net-ldap

See merge request !1077

Revert "Delete mailer queue"

Use canonical repos

/cc @dzaporozhets

See merge request !1079

Fetch the testme repository from gitlab.com

See merge request !1078

The repository was removed from github.com/gitlabhq.

add bunder step to mysql_to_postgresql doc

added documentation for shibboleth omniauth provider
updated changelog

fix formatting issue in installation guide