Fix AppVeyor build config cache clearing commands

Also fix readme to no longer say the Windows build is TeamCity.

appveyor.yml

@@ -9,14 +9,14 @@ test_script:
   - gradlew.bat check --no-daemon
 
 on_success:
-  - ps: rm C:\Users\appveyor\.gradle\caches\modules-2\*.lock -force
-  - ps: rm C:\Users\appveyor\.gradle\caches\transforms-1\*.lock -force
-  - ps: rm C:\Users\appveyor\.gradle\caches\*\file-changes\ -recurse -force
-  - ps: rm C:\Users\appveyor\.gradle\caches\*\fileHashes\ -recurse -force
-  - ps: rm C:\Users\appveyor\.gradle\caches\*\plugin-resolution\ -recurse -force
-  - ps: rm C:\Users\appveyor\.gradle\caches\*\scripts\ -recurse -force
-  - ps: rm C:\Users\appveyor\.gradle\caches\*\scripts-remapped\ -recurse -force
-  - ps: rm C:\Users\appveyor\.gradle\caches\*\gradle-script-kotlin\ -recurse -force
+  - ps: Get-ChildItem C:\Users\appveyor\.gradle\caches\modules-2 -Include *.lock -ErrorAction SilentlyContinue | Remove-Item -Force
+  - ps: Get-ChildItem C:\Users\appveyor\.gradle\caches\transforms-1 -Include *.lock -ErrorAction SilentlyContinue | Remove-Item -Force
+  - ps: Remove-Item C:\Users\appveyor\.gradle\caches\*\file-changes\ -Recurse -Force
+  - ps: Remove-Item C:\Users\appveyor\.gradle\caches\*\fileHashes\ -Recurse -Force
+  - ps: Remove-Item C:\Users\appveyor\.gradle\caches\*\plugin-resolution\ -Recurse -Force
+  - ps: Remove-Item C:\Users\appveyor\.gradle\caches\*\scripts\ -Recurse -Force
+  - ps: Remove-Item C:\Users\appveyor\.gradle\caches\*\scripts-remapped\ -Recurse -Force
+  - ps: Remove-Item C:\Users\appveyor\.gradle\caches\*\gradle-script-kotlin\ -Recurse -Force
 
 cache:
   - C:\Users\appveyor\.gradle\caches\

readme.md

@@ -9,7 +9,7 @@ Minecraft Development for IntelliJ
 |      **Nightly**       |[![TeamCity Nightly Status](https://tc.demonwav.com/app/rest/builds/buildType:(id:MinecraftDev_Nightly)/statusIcon)](https://ci.demonwav.com/viewType.html?buildTypeId=MinecraftDev_Nightly)|
 |   **Travis (Linux)**   |[![Travis Linux Build Status](https://travis-matrix-badges.herokuapp.com/repos/minecraft-dev/MinecraftDev/branches/dev/1)](https://travis-ci.org/minecraft-dev/MinecraftDev/)|
 |   **Travis (macOS)**   |[![Travis macOS Build Status](https://travis-matrix-badges.herokuapp.com/repos/minecraft-dev/MinecraftDev/branches/dev/2)](https://travis-ci.org/minecraft-dev/MinecraftDev/)|
-| **TeamCity (Windows)** |[![AppVeyor Windows Build Status](https://ci.appveyor.com/api/projects/status/iuxeewnxgu4afmo6?svg=true)](https://ci.appveyor.com/project/DemonWav/minecraftdev)|
+| **AppVeyor (Windows)** |[![AppVeyor Windows Build Status](https://ci.appveyor.com/api/projects/status/iuxeewnxgu4afmo6?svg=true)](https://ci.appveyor.com/project/DemonWav/minecraftdev)|
 
 Info and Documentation [![Current Release](https://img.shields.io/badge/release-2018.3--1.2.12-orange.svg?style=flat-square)](https://plugins.jetbrains.com/plugin/8327)
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