adds build query from db mapping

src/main/kotlin/unibz.cs.semint.kprime/domain/dql/Minus.kt

src/main/kotlin/unibz.cs.semint.kprime/domain/dql/Query.kt

src/main/kotlin/unibz.cs.semint.kprime/domain/dql/Union.kt

...in/unibz.cs.semint.kprime/usecase/common/SQLizeUseCase.kt

src/test/kotlin/unibz.cs.semint.kprime/domain/QueryTest.kt

...n/unibz.cs.semint.kprime/scenario/sakila/SakilaQueryTI.kt

...mint.kprime/scenario/sakila/SakilaTransfomerScenarioTI.kt

...nsformer/vertical/decompose/vertical_changeset_1.template