Ticket 47587 - hard coded limit of 64 masters in agreement and changelog code
Bug Description: Need to remove hardcoded limit of 64 masters.
Fix Description: Changed the default limit to 256, and then we resize the array
as needed.
https://fedorahosted.org/389/ticket/47587
Reviewed by: richm & tbordaz(Thanks!!)
(cherry picked from commit bae797c94207d15025e763cfea0634f42eeb1210)
(cherry picked from commit 457cd16908071f3faddb021c12c792d22f64ab5c)