Added Analytics function to track user hits by ip address, referrer and user agent

app/models/analytics.rb

@@ -0,0 +1,9 @@
+class Analytics < ActiveRecord::Base
+  attr_accessible :ip_address, :referrer, :user_agent
+
+  scope :hits_by_ip, ->(ip,col="*") { select("#{col}").where("ip_address = '#{ip}'")}
+
+  def self.count_by_col(col)
+  	calculate(:count, col)
+  end
+end