#448 added @coverage parallelphysdescset
generated compiled RNG and DTD files
#449, #450

created m.mixed.basic.plus.elements and added to m.para.content

created physdescset from parallelphysdescset

created sample file
possible encoding for DACS 2.5.8

http://www2.archivists.org/standards/DACS/part_I/chapter_2/5_extent
Example is actually of DACS 2.5.7
removed physdescsets in single statement examples

These seem unnecessary when all physdescstructs in a did have coverage
“whole”
#450: added examples from DACS 2.5.6
#450; attempt at examples from DACS 2.5.8
#450 put each DACS example in own did
minor change to physdescset.xml
adding parallelphysdescset.xml
simplified markup added comments
#450 remove physdescset@localtype; make 2 or more
regenerated rng and dtd
generated list of all elements
generated list of 2002 elements
add parallel attr to physdescset
regenerated rng
regenerated dtd
regenerating rng