This is a command line utility class which upgrades the maintenance document xml stored in krns_maint_doc_t.doc_cntnt
to be able to still open and use any maintenance documents that were enroute at the time of an upgrade to Rice 2.0.
Used to upgrade the maintenance document xml stored in krns_maint_doc_t.doc_cntnt
to be able to still open and use any maintenance documents that were enroute at the time of an upgrade to Rice 2.0.
Selects all the encrypted xml documents from krns_maint_doc_t, decrypts them, runs the rules to upgrade them,
encrypt them and update krns_maint_doc_t with the upgraded xml.