Set version and tag for v4.3.0-beta.2

package.json

@@ -1,6 +1,6 @@
 {
   "name": "openlayers",
-  "version": "4.2.0",
+  "version": "4.3.0-beta.2",
   "description": "Build tools and sources for developing OpenLayers based mapping applications",
   "keywords": [
     "map",

package/package.json

@@ -1,6 +1,6 @@
 {
   "name": "ol",
-  "version": "4.2.0",
+  "version": "4.3.0-beta.2",
   "description": "OpenLayers as ES2015 modules",
   "main": "index.js",
   "module": "index.js",

tasks/publish.sh

@@ -98,7 +98,7 @@ main() {
   npm install
   build_js ${PROFILES}
   build_css
-  npm publish
+  npm publish --tag beta
 }
 
 if test ${#} -ne 1; then