Dependency added

package.json

@@ -11,19 +11,20 @@
     "flatcurry": " >= 2.0.0",
     "graphviz": " >= 2.0.0",
     "importusage": " >= 0.0.1",
-        "showflatcurry": ">= 0.0.1"
+    "showflatcurry": " >= 0.0.1",
+    "gui": " >= 2.0.0"
   },
   "compilerCompatibility": {
     "pakcs": " >= 2.0.0",
     "kics2": " >= 2.0.0"
   },
+  "source": {
+    "git": "https://git.ps.informatik.uni-kiel.de/curry-packages/currybrowse.git",
+    "tag": "$version"
+  },
   "configModule": "BrowsePackageConfig",
   "executable": {
     "name": "curry-browse",
     "main": "BrowserGUI"
-    },
-    "source": {
-        "git": "https://git.ps.informatik.uni-kiel.de/curry-packages/currybrowse.git",
-        "tag": "$version"
   }
 }
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