Move some arrays out of load global settings and into their own entity

agent/modals/client/client_add.php

@@ -10,6 +10,17 @@ $referral_sql = mysqli_query($mysqli, "SELECT * FROM categories WHERE category_t
 
 $sql_tags_select = mysqli_query($mysqli, "SELECT * FROM tags WHERE tag_type = 1 ORDER BY tag_name ASC");
 
+$net_terms_array = array (
+    '0'=>'On Receipt',
+    '7'=>'7 Days',
+    '10'=>'10 Days',
+    '15'=>'15 Days',
+    '30'=>'30 Days',
+    '45'=>'45 Days',
+    '60'=>'60 Days',
+    '90'=>'90 Days'
+);
+
 ob_start();
 
 ?>