Serving gravatar images form an https source
This is safe to run on gitlab-ci http and https servers
Minor tweak to install docs for postgres.

Installing gems with postgres should be "--without mysql" instead of
"postgres".  Also, database.yml example is ".postgresql" instead of
".postgres".
allow sing in with GitLab email or login
Merge branch 'master' of github.com:gitlabhq/gitlab-ci
Merge pull request #209 from tom5760/minor-install-doc-tweak-postgres

Minor tweak to install docs for postgres.
close #229: Added CSS rules for Firefox, Opera and IE to wrap the trace of a build
Introduced $APP_USER var for running the service

...as that $APP_USER

Solution for gitlabhq/gitlab-ci#186
Merge remote-tracking branch 'upstream/master'

* upstream/master:
  allow sing in with GitLab email or login
  Minor tweak to install docs for postgres.
Update installation.md
Update installation.md

Logout MYSQL
Merge pull request #231 from KNEIP/master

close #229: Added CSS rules for Firefox, Opera and IE to wrap the trace ...
Merge pull request #232 from Sispheor/patch-1

Patch 1
Merge pull request #162 from gottwald/gravatar-https-fix

Serving gravatar images form an https source
Merge pull request #186 from thomwiggers/patch-2

Introduced $USER var for running the service as
Merge remote-tracking branch 'upstream/master'

* upstream/master:
  Update installation.md
  Update installation.md
  Introduced $APP_USER var for running the service
  close #229: Added CSS rules for Firefox, Opera and IE to wrap the trace of a build
  Serving gravatar images form an https source This is safe to run on gitlab-ci http and https servers
Added necessary spaces for code indent