Drop support for EoL Python 3.5

Author: WillSewell

.github/workflows/test.yml

@@ -11,7 +11,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python: [2.7, 3.5, 3.6, 3.7, 3.8]
+        python: [2.7, 3.6, 3.7, 3.8]
 
     name: Python ${{ matrix.python }} Test
 

README.md

@@ -8,7 +8,7 @@ In order to use this library, you need to have a free account on <http://pusher.
 
 ## Supported Platforms
 
-* Python - supports Python versions 2.7, 3.5, 3.6, 3.7 and 3.8
+* Python - supports Python versions 2.7, 3.6, 3.7 and 3.8
 
 ## Features