Update dependencies: purescript-formatters 2->3, purescript-halogen 2->3, purescript-halogen-css 6->7.

Author: thomashoneyman

bower.json

@@ -21,10 +21,10 @@
   ],
   "dependencies": {
     "purescript-enums": "^3.2.0",
-    "purescript-formatters": "^2.0.0",
+    "purescript-formatters": "^3.0.0",
     "purescript-datetime": "^3.3.0",
-    "purescript-halogen": "^2.0.1",
-    "purescript-halogen-css": "^6.0.0",
+    "purescript-halogen": "^3.0.1",
+    "purescript-halogen-css": "^7.0.0",
     "purescript-generics-rep": "^5.0.0",
     "purescript-validation": "^3.1.0",
     "purescript-profunctor": "^3.1.0",