Fixing notations sd: and dct:
Correct two properties (incorrect use)
    changed: Robot-RR.Homog.Flat, Ellipsoid_-2.Flat
Correct lengths list and degree list
    completely recalculated with Sage (for sd:Ideal)
Update FanoPolytopes.ttl with correct filenames
Update FanoPolytopes.ttl (added xsd:integer)
Fixes in PolynomialSystems and GeoProblems
owl:imports People removed from all knowledge bases, since this now is guaranteed by LOD concepts.
sd prefix fixed
Bibliographic references to external sites
vsql script to load the RDF data
merge with rc-1
some more script snippets added, loaddata.pl standard SD comment added