Remove deprecated core exports

lib/sinon.js

@@ -1,33 +1,8 @@
 "use strict";
 
-var match = require("./sinon/match");
-var deepEqual = require("./sinon/util/core/deep-equal");
-var deprecated = require("./sinon/util/core/deprecated");
-
-function exposeCoreUtils(target, utils) {
-    var keys = Object.keys(utils);
-
-    keys.forEach(function (key) {
-        var value = utils[key];
-
-        // allow deepEqual to check equality of matchers through dependency injection. Otherwise we get a circular
-        // dependency
-        if (key === "deepEqual") {
-            value = deepEqual.use(match);
-        }
-        if (typeof value === "function") {
-            value = deprecated.wrap(value, deprecated.defaultMsg(key));
-        }
-        target[key] = value;
-    });
-}
-
-// Expose internal utilities on `sinon` global for backwards compatibility.
-exposeCoreUtils(exports, require("./sinon/util/core/index"));
-
 exports.assert = require("./sinon/assert");
 exports.collection = require("./sinon/collection");
-exports.match = match;
+exports.match = require("./sinon/match");
 exports.spy = require("./sinon/spy");
 exports.spyCall = require("./sinon/call");
 exports.stub = require("./sinon/stub");
@@ -36,6 +11,8 @@ exports.sandbox = require("./sinon/sandbox");
 exports.expectation = require("./sinon/mock-expectation");
 exports.createStubInstance = require("./sinon/stub").createStubInstance;
 
+exports.defaultConfig = require("./sinon/util/core/default-config");
+
 var fakeTimers = require("./sinon/util/fake_timers");
 exports.useFakeTimers = fakeTimers.useFakeTimers;
 exports.clock = fakeTimers.clock;