diff --git a/.travis.yml b/.travis.yml
index e5a69295bd07..4529e22a9307 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -50,6 +50,7 @@ install:
 
 services:
   - mysql
+  - xvfb
   
 before_script:
   # copy configuration files
diff --git a/app/DataMapper/ClientSettings.php b/app/DataMapper/ClientSettings.php
index 30f2e215b914..f2c40f6c5a1c 100644
--- a/app/DataMapper/ClientSettings.php
+++ b/app/DataMapper/ClientSettings.php
@@ -53,7 +53,7 @@ class ClientSettings extends BaseSettings
 	 */
 	public $industry_id;
 	public $size_id;
-	public $invoice_email_list;	
+	public $invoice_email_list;	//default comma separated list of contacts to email
 
 	/**
 	 * Cast object values and return entire class