Import Alexander's DB
Better handling of not(...) queries
New Model: DLQuery
Fixed: Infinite loop (Mannschaftssport -> Nein -> Nein -> ...)
TimeTableModel: Added SATURDAY and SUNDAY
Sport: New dump() method
Szenario_Struktur.xml: Reha -> Rehasport
Updated Ontology (New: Rehasport, Modern, Klassisch)
Warning suppressions

	modified:   src/co/schmitt/si/gui/MainGUI.java
	modified:   src/co/schmitt/si/model/Question.java
	modified:   src/co/schmitt/si/model/Sport.java
	modified:   src/co/schmitt/si/model/TrainingDate.java
	modified:   src/co/schmitt/si/ontology/DLQueryBuilder.java
	modified:   src/co/schmitt/si/ontology/OntologyProvider.java