Fix composer definition

Author: eSlider

composer.json

@@ -12,17 +12,15 @@
         "php": ">=5.3.3",
         "blueimp/jquery-file-upload": "9.*",
         "mapbender/data-source": "0.*",
-        "phayes/geophp": "1.2"
+        "viscreation/vis-ui.js": "0.*"
     },
-    "require-dev": {
-        "mapbender/data-source": "@dev"
-    },
-    "minimum-stability": "dev",
     "config": {
         "bin-dir": "bin"
     },
     "autoload": {
-		"psr-0": {"Mapbender\\DigitizerBundle": "."}
+        "psr-0": {
+            "Mapbender\\DigitizerBundle": "."
+        }
     },
     "extra": {
         "branch-alias": {