Drop support for EOL Python 3.4

.appveyor.yml

@@ -1,7 +1,6 @@
 environment:
   matrix:
   - TOXENV: "py27-pytestlatest"
-  - TOXENV: "py34-pytestlatest"
   - TOXENV: "py35-pytestlatest"
   - TOXENV: "py36-pytestlatest"
   - TOXENV: "py37-pytestlatest"

.travis.yml

@@ -36,9 +36,7 @@ jobs:
       env: TOXENV=py27-pytestlatest
 
     - stage: test
-      python: "3.4"
-      env: TOXENV=py34-pytestlatest
-    - python: "3.5"
+      python: "3.5"
       env: TOXENV=py35-pytestlatest
     - python: "3.6"
       env: TOXENV=py36-pytestlatest

setup.py

@@ -24,7 +24,7 @@ setup(
         "pytest11": ["xdist = xdist.plugin", "xdist.looponfail = xdist.looponfail"]
     },
     zip_safe=False,
-    python_requires=">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*",
+    python_requires=">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*",
     install_requires=install_requires,
     setup_requires=["setuptools_scm"],
     classifiers=[
@@ -42,7 +42,6 @@ setup(
         "Programming Language :: Python :: 2",
         "Programming Language :: Python :: 2.7",
         "Programming Language :: Python :: 3",
-        "Programming Language :: Python :: 3.4",
         "Programming Language :: Python :: 3.5",
         "Programming Language :: Python :: 3.6",
         "Programming Language :: Python :: 3.7",

tox.ini

@@ -1,7 +1,7 @@
 [tox]
 envlist=
   linting
-  py{27,34,35,36,37,38}-pytestlatest
+  py{27,35,36,37,38}-pytestlatest
   py38-pytest{master,features}
 
 [testenv]