[Core] Bring in core bundle from sandbox

Bring in bundle platform/core from the sandbox
branch, in preparation for clean up, tests, and
integration. WTD-573

platform/core/src/capabilities/PersistenceCapability.js

@@ -0,0 +1,38 @@
+/*global define*/
+
+/**
+ * Defines the "persistence" capability, used to indicate
+ * that changes to an object should be written to some
+ * underlying store.
+ *
+ * Current implementation is a stub that simply triggers
+ * a refresh on modified views, which is a necessary
+ * side effect of persisting the object.
+ */
+define(
+    function () {
+        'use strict';
+
+        function PersistenceCapability(persistenceService, SPACE, domainObject) {
+            var self = {
+                persist: function () {
+                    return persistenceService.updateObject(
+                        SPACE,
+                        domainObject.getId(),
+                        domainObject.getModel()
+                    );
+                },
+                getSpace: function () {
+                    return SPACE;
+                },
+                invoke: function () {
+                    return self;
+                }
+            };
+
+            return self;
+        }
+
+        return PersistenceCapability;
+    }
+);