Raise lower bound on -functors

Author: garyb

bower.json

@@ -24,7 +24,7 @@
   "dependencies": {
     "purescript-const": "^4.0.0",
     "purescript-datetime": "^4.0.0",
-    "purescript-functors": "^3.0.0",
+    "purescript-functors": "^3.0.1",
     "purescript-lists": "^5.0.0",
     "purescript-ordered-collections": "^1.0.0",
     "purescript-parsing": "^5.0.1",