Update LaTEX user guide to reflect new 2.0 changes
-Probably need a new D1 section to explain it.
-Preferences (CN/MN selection)
-Authentication (potentially new accounts, certainly no org drop down, certificates)
-Profile (no username/auth information collected)
-Identifiers (local, no revision, UUID?, DOI?)
-Access Control (no longer in EML, set at CN after initial save to MN)
-Replication Policy (in SM, set at CN after initial save to MN)
-query (support for Metacat pathquery, others TBD).