chore: bump version 6.2.1; update changelog (#11656)

Author: andrewseguin

CHANGELOG.md

@@ -1,3 +1,16 @@
+<a name="6.2.1"></a>
+## [6.2.1 crystal-caribou](https://github.com/angular/material2/compare/6.2.0...6.2.1) (2018-06-04)
+
+
+### Bug Fixes
+
+* **datepicker:** inconsistent arrow color between popup and touch modes ([#11535](https://github.com/angular/material2/issues/11535)) ([f974324](https://github.com/angular/material2/commit/f974324))
+* **dialog:** not closing correctly when detached externally ([#11516](https://github.com/angular/material2/issues/11516)) ([bbb1d39](https://github.com/angular/material2/commit/bbb1d39))
+* **tooltip:** don't open for mouse and touch focus ([a003b9a](https://github.com/angular/material2/commit/a003b9a)), closes [#10709](https://github.com/angular/material2/issues/10709)
+* **tooltip:** long continuous strings overflowing tooltip container ([#11363](https://github.com/angular/material2/issues/11363)) ([c5f1293](https://github.com/angular/material2/commit/c5f1293))
+
+
+
 <a name="6.2.0"></a>
 # [6.2.0 bamboo-shampoo](https://github.com/angular/material2/compare/6.1.0...6.2.0) (2018-05-29)
 

package.json

@@ -20,7 +20,7 @@
     "docs": "gulp docs",
     "api": "gulp api-docs"
   },
-  "version": "6.2.0",
+  "version": "6.2.1",
   "license": "MIT",
   "engines": {
     "node": ">= 5.4.1"