clean up of service namings and documentation

org.fortiss.tooling.kernel/trunk/META-INF/MANIFEST.MF

org.fortiss.tooling.kernel/trunk/model/kernel.ecore

org.fortiss.tooling.kernel/trunk/model/kernel.genmodel

...fortiss/tooling/kernel/extension/IConstraintVerifier.java

...ooling/kernel/extension/base/ConstraintVerifierBases.java

...ooling/kernel/internal/ConstraintVerificationService.java

...ooling/kernel/service/IConstraintVerificationService.java

...rc/org/fortiss/tooling/kernel/utils/ConstraintsUtils.java