Merge pull request #75 from plazi/add-license-1

Create License.md #50

#52: fix mixed-nomenclature model

Update taxpubcustom-elements-NS0-v1.ent

add flat dtd

fix bug in taxon-sec-model

add taxpub-namespace-att to article model

Update README.md

Merge pull request #14 from Daniel-Mietchen/patch-1

added link

initial commit

TaxPub and Publishing DTD files