Some testing fixes.

Added a online category to some tests which require online access.
Saved a copy of CKAN-meta-testkan.zip so that the sanity checker tests are offline.
Fixed KSP.Training test to work on windows as well as linux.
It is used when the namespace is ambiguous. In this case the compiler thinks that CKAN refers to Tests.CKAN . The global is used so that the compiler treats it as a fully qualified namespace.