Update 'appveyor.yml'

appveyor.yml

@@ -1,10 +1,17 @@
+version: 1.0.{build}
 environment:
   priv_key:
     secure: eLswFWxvfQC9JYefBMi13CmqT48t2emdmxB1SphKXDlrJnYztxrf1yo1KhNO0LTns1MEXsQTag1XHrR6/730srCOkPd0yKhCsYtmn0V7NfA3MWd6pajqIFf4gS5FqZac48Rxwr/CPQY+hUNqQjAWqYZ3JaY1lVtt7ih/vM1SREn0yJCYQ268AGMJwZIIhUj75TagE1ywUS617DGi4d4ThaQTCJTz1cHCPbxDY95raPm1aovfYyL+PECVZe4MhKSk40BKHXQZ71KFJRAq3eWOmvQY1Hq2hPOQ1WmJfvsVPHrngdMuuqqBR4Pj0fx/ax9detyNf07SrGe527/lpXSuL/5HOHBXXxKf+CXIh6hOig6KjGWlmg6WJHtayRgIB7OqedIO9ViKJcZAE5njkaMLnc9ZgtUFAkR7Ujyuw5N8NDB5kLAua+I5ZrNYJHAc4QNcgcWA0TBuBooLuJVjOPaTxg==
-
 install:
-  - ps: $fileContent = "-----BEGIN RSA PRIVATE KEY-----`n"
-  - ps: $fileContent += $env:priv_key.Replace(' ', "`n")
-  - ps: $fileContent += "`n-----END RSA PRIVATE KEY-----`n"
-  - ps: Set-Content $env:userprofile\.ssh\id_rsa $fileContent
-  - git submodule update --init --recursive
+- ps: >-
+    $fileContent = "-----BEGIN OPENSSH PRIVATE KEY-----`n"
+
+    $fileContent += $env:priv_key.Replace(' ', "`n")
+
+    $fileContent += "`n-----END OPENSSH PRIVATE KEY-----`n"
+
+    Set-Content c:\users\appveyor\.ssh\id_rsa $fileContent
+
+    git submodule -q update --init --recursive
+build:
+  verbosity: minimal