Windows: Convert version correctly

win/misc/create-launcher.py

@@ -136,7 +136,7 @@ def get_resouce_code(filename, file_version, file_desc, icon_path,
 """
 
     def to_ver_list(v):
-        v = v.replace('-dev', '.')
+        v = v.split("-")[0]
         return ",".join(map(str, (list(map(int, v.split("."))) + [0] * 4)[:4]))
 
     file_version_list = to_ver_list(file_version)