Corrects deployment scripts

Author: Andy Hunt

appveyor.yml

@@ -27,7 +27,7 @@ artifacts:
 
 before_deploy:
     - ps: >-
-        ${env:release_description} = (Get-Content "./ReleaseNotes/${env:APPVEYOR_REPO_TAG_NAME}.txt") - join "`n";
+        ${env:release_description} = (Get-Content "./ReleaseNotes/${env:APPVEYOR_REPO_TAG_NAME}.txt") -join "`n";
 
 deploy:
     - provider:  GitHub

scripts/TagRelease.ps1

@@ -21,4 +21,7 @@ Write-Host "Launching editor for patch notes";
 notepad.exe $tagNotesPath | Out-Null;
 
 Write-Host "Tagging release";
-git tag -a $tag -m "${tag}";
+git tag -a $tag -m "${tag}";
+
+git add $tagNotesPath;
+git commit -m "${tag}";