Add changelog and bump 1.0.9 (#648)

CHANGELOG.md

@@ -0,0 +1,24 @@
+TiUP Changelog
+
+## [1.0.9] 2020.08.03
+
+### tiup
+
+* Clone with yanked version [#602](https://github.com/pingcap/tiup/pull/602)
+* Support yank a single version on client side [#602](https://github.com/pingcap/tiup/pull/605)
+* Support bash and zsh completion [#606](https://github.com/pingcap/tiup/pull/606)
+* Handle yanked version when update components [#635](https://github.com/pingcap/tiup/pull/635)
+
+
+### tiup-cluster
+
+* Validate topology changes after edit-config [#609](https://github.com/pingcap/tiup/pull/609)
+* Allow continue editing when new topology has errors [#624](https://github.com/pingcap/tiup/pull/624)
+* Fix wrongly setted data_dir of tiflash when import from ansible [#612](https://github.com/pingcap/tiup/pull/612)
+* Support native ssh client [#615](https://github.com/pingcap/tiup/pull/615)
+* Support refresh configuration only when reload [#625](https://github.com/pingcap/tiup/pull/625)
+* Apply config file on scaled pd server [#627](https://github.com/pingcap/tiup/pull/627)
+* Refresh monitor configs on reload [#630](https://github.com/pingcap/tiup/pull/630)
+* Support posix style argument for user flag [#631](https://github.com/pingcap/tiup/pull/631)
+* Fix PD config incompatible when retrieving dashboard address [#638](https://github.com/pingcap/tiup/pull/638)
+* Integrate tispark [#531](https://github.com/pingcap/tiup/pull/531) [#621](https://github.com/pingcap/tiup/pull/621)

pkg/version/version.go

@@ -24,7 +24,7 @@ var (
 	// TiUPVerMinor is the minor version of TiUP
 	TiUPVerMinor = 0
 	// TiUPVerPatch is the patch version of TiUP
-	TiUPVerPatch = 8
+	TiUPVerPatch = 9
 	// TiUPVerName is alternative name of the version
 	TiUPVerName = "tiup"
 	// GitHash is the current git commit hash