Merge with head

Author: gaffney2010

.github/workflows/config.yml

@@ -34,26 +34,28 @@ jobs:
         python -m pip install docutils==0.12
         python -m pip install mock
         cd docs; make clean; make html; cd ..;
-    - name: Install testing dependencies
+    - name: Run tests
       run: |
         python -m pip install coverage
         python -m pip install hypothesis==3.2
-        python -m pip install mypy
-    - name: Run tests
-      run: |
         coverage run --source=axelrod -m unittest discover
     - name: Report coverage
       run: |
         coverage report -m --fail-under=100
-    - name: Run doctest
+    - name: Run doctests
       run: |
         python doctests.py
     - name: Run static type checker
       run: |
+        python -m pip install mypy
         python run_mypy.py
     - name: Check that all strategies are indexed
       run: |
         python run_strategy_indexer.py
+    - name: Check that strategies are added to axelrod.all_strategies
+      run: |
+        python -m pip install pylint
+        python -m pylint --disable=all --enable=unused-import axelrod/strategies/_strategies.py
     - name: Check that installs
       run: |
         python setup.py install

axelrod/data/all_classifiers.yml

@@ -1080,7 +1080,8 @@ Mind Controller:
 Mind Reader:
   inspects_source: true
   long_run_time: false
-  makes_use_of: !!set {}
+  makes_use_of: !!set
+    game: null
   manipulates_source: false
   manipulates_state: false
   memory_depth: .inf
@@ -1213,6 +1214,14 @@ Opposite Grudger:
   manipulates_state: false
   memory_depth: .inf
   stochastic: false
+Original Gradual:
+  inspects_source: false
+  long_run_time: false
+  makes_use_of: !!set {}
+  manipulates_source: false
+  manipulates_state: false
+  memory_depth: .inf
+  stochastic: false
 PSO Gambler 1_1_1:
   inspects_source: false
   long_run_time: false
@@ -1288,7 +1297,8 @@ Prober 4:
 Protected Mind Reader:
   inspects_source: true
   long_run_time: false
-  makes_use_of: !!set {}
+  makes_use_of: !!set
+    game: null
   manipulates_source: true
   manipulates_state: false
   memory_depth: .inf