corrected agency_types to libraryType=Alle - US 1477
added agency_show_order - need openagency tag 2.17 - US 1477


git-svn-id: svn://oss.beweb.dbc.dk/sync_php/php/OpenLibrary/OpenSearch/trunk@78988 30e9dc4a-7611-4fbc-83ba-eecf79b76bd0
Object in units are selected respecting a prioritized list of libraries - US 1477
US 1477: Prioriteringsliste for hvilke objekter der skal udleveres fra en unit i stedet for at det altid er primær-objektet der udleveres 


git-svn-id: svn://oss.beweb.dbc.dk/sync_php/php/OpenLibrary/OpenSearch/trunk@78989 30e9dc4a-7611-4fbc-83ba-eecf79b76bd0
US 1477


git-svn-id: svn://oss.beweb.dbc.dk/sync_php/php/OpenLibrary/OpenSearch/trunk@78990 30e9dc4a-7611-4fbc-83ba-eecf79b76bd0