Update tox + readme

README.rst

@@ -8,7 +8,7 @@ html5 compliant codec using ffmpeg.
 Requirements
 ------------
 
--  Wagtail >= 2.0
+-  Wagtail >= 2.4
 -  `ffmpeg <https://ffmpeg.org/>`__
 
 Installing

setup.py

@@ -18,7 +18,7 @@ setup(
     url='https://github.com/takeflight/wagtailvideos',
 
     install_requires=[
-        'wagtail>=2.0',
+        'wagtail>=2.4',
         'Django>=1.11',
         'django-enumchoicefield==1.1.0',
     ],

tox.ini

@@ -2,7 +2,8 @@
 skip_missing_interpreters = True
 
 envlist =
-	py{34,35,36}-dj{110,20}-wt{20,21}
+	py{35,36,37}-dj{20,21}-wt24
+	py{35,36,37}-dj{20,21,22}-wt25
 	# Enforce good style
 	flake8,isort
 
@@ -15,10 +16,11 @@ pip_pre = True
 
 deps =
 	{[base]deps}
-	dj111: Django~=1.11.0
 	dj20: Django~=2.0.0
-	wt20: wagtail~=2.0.0
-	wt21: wagtail~=2.1.0
+	dj21: Django~=2.1.0
+	dj22: Django~=2.2.0
+	wt24: wagtail~=2.4.0
+	wt25: wagtail~=2.5.0
 
 [testenv:flake8]
 deps = flake8