Admin gitolite logs. Refactored project creation. Few style fixes.

lib/gitlab/logger.rb

@@ -2,7 +2,13 @@ module Gitlab
   class Logger
     def self.error(message)
       @@logger ||= ::Logger.new(File.join(Rails.root, "log/githost.log"))
+      message = Time.now.to_s(:long) + " -> " + message
       @@logger.error(message)
     end
+
+    def self.read_latest
+      path = Rails.root.join("log/githost.log")
+      logs = `tail -n 50 #{path}`.split("\n")
+    end
   end
 end