Set version to '0.1'

Author: ap0llo

version.json

@@ -1,6 +1,6 @@
-{
+{
   "$schema": "https://raw.githubusercontent.com/AArnott/Nerdbank.GitVersioning/master/src/NerdBank.GitVersioning/version.schema.json",
-  "version": "0.1-pre",
+  "version": "0.1",
   "publicReleaseRefSpec": [
     "^refs/heads/master$",
     "^refs/heads/release/v\\d+\\.\\d+"
@@ -9,4 +9,4 @@
     "branchName": "release/v{version}",
     "firstUnstableTag": "pre"
   }
-}
+}