fix comment formatting in donation report; use non-cluster-mode for puma

Author: armandofox

app/models/items/donation.rb

@@ -29,6 +29,7 @@ def self.to_csv
     CSV.generate(:headers => true) do |csv|
       csv << %w(order_number last first street city state zip email day_phone eve_phone amount date code fund letter_sent letter_sent_by comments)
       all.each do |d|
+        donation_comment,order_comment = d.comments.to_s, d.order.comments.to_s
         csv << [
           d.order.id,
           d.customer.last_name.name_capitalize,
@@ -46,7 +47,9 @@ def self.to_csv
           d.account_code.name,
           d.letter_sent,
           (d.letter_sent ? d.processed_by.full_name : ''),
-          [d.comments.to_s, d.order.comments.to_s].join('; ')
+          donation_comment.blank? ?
+            order_comment :
+            (order_comment.blank? ? donation_comment : "#{donation_comment}; #{order_comment}")
         ]
       end
     end

config/puma.rb

@@ -3,7 +3,7 @@
 # footprint of a single dyno.  The values here can be overridden by
 # setting envariables.
 
-WORKERS_FOR_BASIC_DYNOS = 1
+WORKERS_FOR_BASIC_DYNOS = 0 # avoids overhead of cluster manager
 WORKERS_FOR_STANDARD_DYNOS = 2
 workers WORKERS_FOR_BASIC_DYNOS
 threads_count = 1