Throwing a NotSupported exception if TLC has to enumerate an infinite set.

...ava/de/tlc4b/analysis/typerestriction/TypeRestrictor.java

src/test/java/de/tlc4b/analysis/ExpressionConstantTest.java

src/test/java/de/tlc4b/analysis/ScopeTest.java

src/test/java/de/tlc4b/analysis/TypeRestrictionsTest.java