chore: Enums > CoreTypes

Cleanup type symbol usage by consolidating to manage in one spot. This makes them easier to use as well by providing a single rollup of all the common type symbol's used throughout core.

packages/core/index.ts

@@ -77,6 +77,8 @@ export const Connectivity = {
 	stopMonitoring,
 };
 
+export { CoreTypes, Enums } from './core-types';
+
 export { CSSUtils } from './css/system-classes';
 
 export { ObservableArray, ChangeType } from './data/observable-array';