Allow processing of offline checkouts while the system is offline
Fix parsing of holds page for Sierra migration
Remove empty rows at the top of Reading History table
More fixes for reading history afer Sierra migration
Merge branch '2013.06.0' into 2013.06.0-Nashville

Conflicts:
	vufind/web/Drivers/marmot_inc/MillenniumHolds.php
Merge branch '2013.06.0-Nashville' of github.com:mdnoble73/VuFind-Plus into 2013.06.0-Nashville