modified displayPreferencesPage and setPreferences so that we can queue up where the user was coming from (map form or enter coll form) and then give them a "continue" link after setting their prefs so they can get back to where they were (either of those two pages).
modified displayPreferencesPage and setPreferences so that we can queue up where the user was coming from (map form or enter coll form) and then give them a "continue" link after setting their prefs so they can get back to where they were (either of those two pages).


paleobiodb/pbdb-new,paleobiodb/pbdb-new,paleobiodb/pbdb-new,paleobiodb/pbdb-new,paleobiodb/pbdb-new