Update changelog.

CHANGELOG.md

@@ -2,10 +2,10 @@
 Changelog
 =========
 
-3.0.0-beta2 (YYYY-MM-DD)
+3.0.0-alpha1 (2017-10-19)
 ------------------------
 
-[Full Changelog](https://github.com/netzmacht/contao-leaflet-maps/compare/3.0.0-beta1...2.0.0-beta2)
+[Full Changelog](https://github.com/netzmacht/contao-leaflet-maps/compare/3.0.0-alpha1...2.0.0-alpha2)
 
 Implemented enhancements
  

composer.json

@@ -27,7 +27,7 @@
     "netzmacht/contao-leaflet-libraries": "^1.0",
     "netzmacht/php-javascript-builder": "^1.0",
     "netzmacht/php-leaflet": "^1.0.2",
-    "netzmacht/contao-toolkit": "dev-hotfix/3.0.0-beta2",
+    "netzmacht/contao-toolkit": "~3.0@beta",
     "contao-community-alliance/meta-palettes": "^1.5",
     "menatwork/contao-multicolumnwizard": "^3.2",
     "doctrine/cache": "^1.0"