Add couchbase with modifications, formalize broadcaster and make testable and some other stuff

app/models/supplier.rb

@@ -137,6 +137,35 @@ class Supplier
   def week_starts_on_monday?
     true
   end
+
+  def increment_orders_in_process_count!
+    Qwaiter::Counter.incr "supplier:#{id}:orders_in_process"
+  end
+
+  def increment_orders_delivered_count!
+    Qwaiter::Counter.incr "supplier:#{id}:orders_delivered"
+  end
+
+  def decrement_orders_in_process_count!
+    Qwaiter::Counter.decr "supplier:#{id}:orders_in_process"
+  end
+
+  def decrement_orders_delivered_count!
+    Qwaiter::Counter.decr "supplier:#{id}:orders_delivered"
+  end
+
+  def orders_in_process_count
+    Qwaiter::Counter.get "supplier:#{id}:orders_in_process"
+  end
+
+  def orders_delivered_count
+    Qwaiter::Counter.get "supplier:#{id}:orders_delivered"
+  end
+
+  def active_order_count
+    orders_in_process_count + orders_delivered_count
+  end
+
   private
 
   def add_section_on_create