Catch Broken Pipe errors

Author: root

Diff for: lib/redmine_gitolite/gitolite_wrapper.rb

@@ -590,7 +590,10 @@ def self.mirroring_keys_installed?(opts = {})
 
           @@mirroring_keys_installed = true
         rescue GitHosting::GitHostingException => e
-          logger.error { "Failed installing Redmine Gitolite mirroring SSH keys !(#{e.output})" }
+          logger.error { "Failed installing Redmine Gitolite mirroring SSH keys ! (#{e.output})" }
+          @@mirroring_keys_installed = false
+        rescue => e
+          logger.error { "Failed installing Redmine Gitolite mirroring SSH keys ! (#{e.message})" }
           @@mirroring_keys_installed = false
         end
       end