Extended users API to support updating and deleting users.

Also added tests.
Don't setuid the repositories on installation
Don't setuid the repositories (Rake checks)
Fix gitlab:check recommendation

Running the recommendation would give out:
GNU find: paths must precede expression
done with 4.1. Version to 4.2.0pre :)
Use subproccess instead subshell for git calls
Update config/gitlab.yml.example
Merge pull request #2684 from rk4an/patch-1

Fix typo in gitlab.yml.example
remove length of snippet content
remove length of issue content

according to #2677
fix tests
Help with index
Merge branch 'features/help_with_index'
base implementation
Fix routing. Finalize user show page
changelog
Merge branch 'features/profile_page'
[import] - fix project import after refactoring
Merge pull request #2695 from earzur/hotfix/fix_import_refactoring

[import] - fix project import after refactoring
Remove relative_url_root from path. Fixes #2602

Files and Commits render a 404 when running with relative_url_root.