Apple fruit moth: Adding possibility of hiding an observation site to the public

...vips/logic/modules/applefruitmoth/AppleFruitMothBean.java

...ogic/modules/applefruitmoth/AppleFruitMothController.java

...s/logic/modules/applefruitmoth/AppleFruitMothService.java

...io/vips/logic/modules/applefruitmoth/ObservationSite.java

...ources/no/nibio/vips/logic/i18n/vipslogictexts.properties

...ces/no/nibio/vips/logic/i18n/vipslogictexts_bs.properties

...ces/no/nibio/vips/logic/i18n/vipslogictexts_hr.properties

...ces/no/nibio/vips/logic/i18n/vipslogictexts_nb.properties

...ces/no/nibio/vips/logic/i18n/vipslogictexts_sr.properties

.../no/nibio/vips/logic/i18n/vipslogictexts_zh_CN.properties

...ain/webapp/formdefinitions/appleFruitMothStationForm.json

src/main/webapp/js/appleFruitMothObservationSiteMap.js

src/main/webapp/js/appleFruitMothObservationSitesMap.js

src/main/webapp/templates/appleFruitMothStationForm.ftl