Added removal for deleted entery while syncing

Added Invoices & Estimates to QBO#Index

app/models/qbo_estimate.rb

@@ -19,13 +19,24 @@ class QboEstimate < ActiveRecord::Base
   end
   
   def self.update_all 
+    service = get_base.service
+  
     # Update the item table
-    get_base.service.all.each { |estimate|
+    service.all.each { |estimate|
       qbo_estimate = QboEstimate.find_or_create_by(id: estimate.id)
       qbo_estimate.doc_number = estimate.doc_number
       qbo_estimate.id = estimate.id
       qbo_estimate.save!
     }
+    
+    #remove deleted estimates
+    all.each { |estimate|
+      begin
+        service.fetch_by_id(estimate.id)
+      rescue
+        delete_all(id: estimate.id)
+      end 
+    }
   end
   
   def self.update(id)