Merge branch 'master' of https://github.com/IgniteUI/igniteui-angular into vkombov/feat-5904-master

Author: viktorkombov

CHANGELOG.md

@@ -7,7 +7,13 @@ All notable changes for each version of this project will be documented in this
 - `IgxTabs` have full right-to-left (RTL) support.
 
 ## 13.1.0
-
+### New Features
+- `igxTooltipTarget` directive now allows specifying a plain text tooltip without adding an additional DOM element decorated with the `igxTooltip` directive. This is achieved via the newly introduced `tooltip` string input.
+    ```html
+    <button igxTooltipTarget [tooltip]="'Infragistics Inc. HQ'">
+       info
+    </button>
+    ```
 ### General
 
 - `IgxGrid`, `IgxTreeGrid`, `IgxHierarchicalGrid`

projects/igniteui-angular/src/lib/directives/tooltip/index.ts

@@ -0,0 +1,3 @@
+export * from './tooltip.directive';
+export * from './tooltip-target.directive';
+export * from './tooltip.module';