Updating module to 0.6.4

Author: HowardWolosky

CHANGELOG.md

@@ -1,6 +1,17 @@
 # PowerShellForGitHub PowerShell Module
 ## Changelog
 
+ [0.6.4](https://github.com/PowerShell/PowerShellForGitHub/tree/0.6.4) - (2019/01/16)
+### Fixes:
+* Updated the `*-GitHubIssue` functions to support specifying the `MediaType` that should be used
+  for the returned result.
+
+More Info: [[pr]](https://github.com/PowerShell/PowerShellForGitHub/pull/83) | [[cl]](https://github.com/PowerShell/PowerHellForGitHub/commit/e3b6c53017abd36fc70253e1a49c31046c885ad1)
+
+Author: [**@joseartrivera**](https://github.com/joseartrivera)
+
+------
+
 ## [0.6.3](https://github.com/PowerShell/PowerShellForGitHub/tree/0.6.3) - (2019/01/07)
 ### Fixes:
 * Updated all parameter sets to use `CamelCase` for the permitted options, and stopped

PowerShellForGitHub.psd1

@@ -7,7 +7,7 @@
     CompanyName = 'Microsoft Corporation'
     Copyright = 'Copyright (C) Microsoft Corporation.  All rights reserved.'
 
-    ModuleVersion = '0.6.3'
+    ModuleVersion = '0.6.4'
     Description = 'PowerShell wrapper for GitHub API'
 
     # Script module or binary module file associated with this manifest.