Fix release builds twice

appveyor.yml

@@ -7,7 +7,7 @@
 #   - Section names should be unique on each level.
 
 # version format
-version: 1.3.{build}
+version: 1.4.{build}
 
 shallow_clone: true
 
@@ -25,16 +25,12 @@ configuration: Release
 build_script:
   - cmd: .\build.bat Package
 
-assembly_info:
-  patch: true
-  file: AssemblyInfo.*
-  assembly_version: "{version}"
-  assembly_file_version: "{version}"
-  assembly_informational_version: "{version}"
-
 # to disable automatic tests 
 test: off
 
+# skip building commits that add tags (such as release tag)
+skip_tags: true
+
 #---------------------------------#
 #       artifacts configuration   #
 #---------------------------------#