Update package.json

Updated solid-permissions to remove the git feature branch reference and point to the most recently published version (0.6.0) which corresponded with the group acl changes.

Author: justinwb

package.json

@@ -65,7 +65,7 @@
     "recursive-readdir": "^2.1.0",
     "rimraf": "^2.5.0",
     "solid-namespace": "^0.1.0",
-    "solid-permissions": "solid/solid-permissions#feature-group-acl",
+    "solid-permissions": "^0.6.0",
     "solid-ws": "^0.2.3",
     "ulid": "^0.1.0",
     "uuid": "^3.0.0",