removes authz and eliminates Dataset (uses directly obsCoreArr) builds with mvn/pom.xml

data-discovery/Makefile

data-discovery/mvn-build.sh

data-discovery/mvn-install-own-deps.sh

data-discovery/pom.xml

data-discovery/src/main/java/search/DbPSearch.java

.../java/webapi/authzfilter/AuthorizationResponseFilter.java

...ava/webapi/authzfilter/AuthorizationResponseSettings.java

...-discovery/src/main/java/webapi/formatfilter/Dataset.java

...c/main/java/webapi/formatfilter/FormatResponseFilter.java

.../main/java/webapi/formatfilter/FormatResponseWrapper.java

...scovery/src/main/java/webapi/formatfilter/ObscoreExt.java

...very/src/main/java/webapi/formatfilter/XmlSerializer.java