Fix email_addresses bug.

app/models/bulletin.rb

@@ -189,8 +189,9 @@ class Bulletin
 
   def email_addresses
     addresses = self.email_members.collect{|member| member.email} rescue []
-    addresses = addresses +[self.other_mailaddress] if !self.other_mailaddress.blank?
-    addresses.flatten
+    addresses = addresses +self.other_mailaddress.split(",") if !self.other_mailaddress.blank?
+    addresses = addresses.flatten.select{|e| e.present?}.map{|e| e.strip}
+    addresses
   end
 
   def email