removed extra chars that prevented tutorials from appearing and removed n-gage link

deprecate IServerData

multiple changes to remote agent installer code:

multiple changes to remote agent installer code: + augment xml file structure with optional ordering info for sdk family and versions (ordering not yet implemented) + do not require sdk version to be parseable version string + encode xml file into the server.properties entry rather than providing only dir and adding file name with code + remove unneeded tracing packages entry

Raptor scanner discovery on top of new Raptor Query API.

fixed link to dll example