[LMS-695] change: - Split 'PropertyTypeRegistration' into reusable components.

.../generic/client/web/client/ICommonClientServiceAsync.java

...d/openbis/generic/client/web/client/application/Dict.java

...t/web/client/application/model/SearchableEntityModel.java

.../client/web/client/application/model/VocabularyModel.java

...application/ui/property_type/DataTypeSelectionWidget.java

...lication/ui/property_type/PropertyTypeAssignmentForm.java

...ent/application/ui/property_type/PropertyTypeBrowser.java

...pplication/ui/property_type/PropertyTypeRegistration.java

...ication/ui/property_type/PropertyTypeSelectionWidget.java

...tion/ui/property_type/VocabularyRegistrationFieldSet.java

...plication/ui/property_type/VocabularySelectionWidget.java

...VocabularySelectionWidgetForPropertyTypeRegistration.java

...application/ui/property_type/VocabularyTermValidator.java

.../generic/client/web/client/application/util/GWTUtils.java

...d/openbis/generic/client/web/client/dto/PropertyType.java

.../server/business/bo/AbstractVocabularyBusinessObject.java

...sd/openbis/generic/server/business/bo/PropertyTypeBO.java

...java/ch/systemsx/cisd/openbis/public/common-dictionary.js

.../cisd/openbis/generic/server/business/bo/GroupBOTest.java

...penbis/generic/server/business/bo/PropertyTypeBOTest.java