Merge pull request #107 from mrkn/drop-python34

Drop Python 3.4 on 64-bit Windows

CI failures on Ruby 2.7 is due to compaction GC. I'll fix it later on another pull-request.

Author: mrkn

appveyor.yml

@@ -6,10 +6,6 @@ environment:
     PYTHONDIR: "C:\\Python27"
     PYTHON: "C:\\Python27\\python.exe"
 
-  - ruby_version: "24"
-    PYTHONDIR: "C:\\Python34"
-    PYTHON: "C:\\Python34\\python.exe"
-
   - ruby_version: "24"
     PYTHONDIR: "C:\\Python35"
     PYTHON: "C:\\Python35\\python.exe"
@@ -23,10 +19,6 @@ environment:
     PYTHONDIR: "C:\\Python27-x64"
     PYTHON: "C:\\Python27-x64\\python.exe"
 
-  - ruby_version: "24-x64"
-    PYTHONDIR: "C:\\Python34-x64"
-    PYTHON: "C:\\Python34-x64\\python.exe"
-
   - ruby_version: "24-x64"
     PYTHONDIR: "C:\\Python35-x64"
     PYTHON: "C:\\Python35-x64\\python.exe"
@@ -57,10 +49,6 @@ environment:
     PYTHONDIR: "C:\\Python27-x64"
     PYTHON: "C:\\Python27-x64\\python.exe"
 
-  - ruby_version: "23-x64"
-    PYTHONDIR: "C:\\Python34-x64"
-    PYTHON: "C:\\Python34-x64\\python.exe"
-
   - ruby_version: "23-x64"
     PYTHONDIR: "C:\\Python35-x64"
     PYTHON: "C:\\Python35-x64\\python.exe"