[Ignore] Update CHANGELOG for v2.0.0-preview.8 (#1156)

* Update CHANGELOG for v2.0.0-preview.8
* Update version

Author: rjmholt

CHANGELOG.md

@@ -1,5 +1,27 @@
 # PowerShell Editor Services Release History
 
+## v2.0.0-preview.8
+### Monday, January 13, 2020
+
+- 📺 [vscode-powershell #2405](https://github.com/PowerShell/PowerShellEditorServices/pull/1152) -
+  Add tooltip to completions ParameterValue.
+- 🛫 🐛 [vscode-powershell #2393](https://github.com/PowerShell/PowerShellEditorServices/pull/1151) -
+  Probe netfx dir for deps.
+- 🚂 ⏱️ 🐛 [vscode-powershell #2352](https://github.com/PowerShell/PowerShellEditorServices/pull/1149) -
+  Fix lock up that occurs when WinForms is executed on the pipeline thread.
+- 💭 🐛 [vscode-powershell #2402](https://github.com/PowerShell/PowerShellEditorServices/pull/1150) -
+  Fix temp debugging after it broke bringing in $psEditor.
+- 🧠 🐛 [vscode-powershell #2324](https://github.com/PowerShell/PowerShellEditorServices/pull/1143) -
+  Fix unicode character uri bug.
+- 🛫 📺 ✨ [vscode-powershell #2370](https://github.com/PowerShell/PowerShellEditorServices/pull/1141) -
+  Make startup banner simpler.
+- [vscode-powershell #2386](https://github.com/PowerShell/PowerShellEditorServices/pull/1140) -
+  Fix uncaught exception when SafeToString returns null. (Thanks @jborean93!)
+- 🔗 🐛 [vscode-powershell #2374](https://github.com/PowerShell/PowerShellEditorServices/pull/1139) -
+  Simplify logic of determining Reference definition.
+- 🛫 🐛 [vscode-powershell #2379](https://github.com/PowerShell/PowerShellEditorServices/pull/1138) -
+  Use -Option AllScope to fix Windows PowerShell error.
+
 ## v2.0.0-preview.7
 ### Wednesday, December 11, 2019
 

PowerShellEditorServices.Common.props

@@ -1,7 +1,7 @@
 <Project>
   <PropertyGroup>
     <VersionPrefix>2.0.0</VersionPrefix>
-    <VersionSuffix>preview.7</VersionSuffix>
+    <VersionSuffix>preview.8</VersionSuffix>
     <Company>Microsoft</Company>
     <Copyright>© Microsoft Corporation. All rights reserved.</Copyright>
     <PackageTags>PowerShell;editor;development;language;debugging</PackageTags>