build: Openlayers 4.2.0 -> 6.15.1

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

src/main/webapp/css/3rdparty/ol-layerswitcher.css

src/main/webapp/css/3rdparty/ol.css

src/main/webapp/css/3rdparty/ol.css.map

src/main/webapp/css/vipslogic.css

src/main/webapp/js/3rdparty/ol-debug.js

src/main/webapp/js/3rdparty/ol-layerswitcher.js

src/main/webapp/js/3rdparty/ol.js

src/main/webapp/js/3rdparty/ol.js.map

src/main/webapp/js/3rdparty/ol3-layerswitcher.js

src/main/webapp/js/appleFruitMothObservationSiteMap.js

src/main/webapp/js/appleFruitMothObservationSitesMap.js

...ain/webapp/js/modules/barkbeetle/seasonTrapsiteFormMap.js

...ain/webapp/js/modules/barkbeetle/seasonTrapsiteListMap.js

src/main/webapp/js/objectGISInfoMap.js

src/main/webapp/js/observationMap.js

src/main/webapp/js/poiFormMap.js

src/main/webapp/js/poiListMap.js

src/main/webapp/js/weatherStationFormMap.js

src/main/webapp/js/weatherStationListMap.js