NG_UI : user management : SSDM-10062 - add initial version of 'Roles' section

openbis_ng_ui/src/js/common/consts/ids.js

openbis_ng_ui/src/js/components/users/form/UserForm.jsx

...is_ng_ui/src/js/components/users/form/UserFormButtons.jsx

..._ng_ui/src/js/components/users/form/UserFormController.js

...rc/js/components/users/form/UserFormControllerAddGroup.js

...src/js/components/users/form/UserFormControllerAddRole.js

.../src/js/components/users/form/UserFormControllerChange.js

...ui/src/js/components/users/form/UserFormControllerLoad.js

.../src/js/components/users/form/UserFormControllerRemove.js

openbis_ng_ui/src/js/components/users/form/UserFormFacade.js

...ng_ui/src/js/components/users/form/UserFormParameters.jsx

...i/src/js/components/users/form/UserFormParametersRole.jsx