Merge branch 'add-quiet-option-to-fetch-command' into 'master'

Fetch repositories with --quiet option by default

See merge request !125

CHANGELOG

+v5.0.1
+  - Fetch repositories with `--quiet` option by default
+
 v5.0.0
   - Remove support for git-annex
 

lib/gitlab_projects.rb

@@ -207,6 +207,7 @@ class GitlabProjects
     cmd = %W(git --git-dir=#{full_path} fetch #{@name})
     cmd << '--prune'
     cmd << '--force' if forced
+    cmd << '--quiet'
     cmd << tags_option
     pid = Process.spawn(*cmd)