More versioning for appveyor.

.appveyor.yml

@@ -1,4 +1,3 @@
-version: {COMMIT_SHORT}
 image: Visual Studio 2017
 platform: x64
 
@@ -8,7 +7,6 @@ branches:
 skip_tags: true
 environment:
   QTDIR: C:\Qt\5.11\mingw53_32
-  COMMIT_SHORT: '%APPVEYOR_REPO_COMMIT:~0,7%'
 
 hosts:
   phrenetic: 162.243.126.83
@@ -28,7 +26,7 @@ build_script:
     bash ./build/windows-deploy.sh local
 test: off
 artifacts:
-- path: nesicide-win-x86-%APPVEYOR_REPO_COMMIT%.tar.bz2
+- path: nesicide-win-x86-*.tar.bz2
   name: nesicide
 deploy:
 - provider: BinTray