fix #23

Author: sjockers

src/checkField.js

@@ -1,4 +1,4 @@
-import predicate from "predicate";
+import predicate from "predicate/dist/predicate";
 import { isObject } from "./utils";
 
 import { AND, NOT, OR } from "./constants";

src/validation.js

@@ -1,4 +1,4 @@
-import predicate from "predicate";
+import predicate from "predicate/dist/predicate";
 import {
   flatMap,
   isObject,

test/predicate.test.js

@@ -1,4 +1,4 @@
-import predicate from "predicate";
+import predicate from "predicate/dist/predicate";
 import Engine from "../src/Engine";
 
 test("equal work with same strings", function() {

test/validation.predicates.test.js

@@ -1,4 +1,4 @@
-import predicate from "predicate";
+import predicate from "predicate/dist/predicate";
 import { listInvalidPredicates } from "../src/validation";
 
 let schema = {