Merge branch '275_speed_epsilon' into 'master'

this resolves #275. Now we check isclose to 1.0 instead of = 1.0

Closes #275

See merge request flatland/flatland!264

flatland/envs/rail_env.py

@@ -617,7 +617,8 @@ class RailEnv(Environment):
         #   transition_action_on_cellexit if the cell is free.
         if agent.moving:
             agent.speed_data['position_fraction'] += agent.speed_data['speed']
-            if agent.speed_data['position_fraction'] >= 1.0:
+            if agent.speed_data['position_fraction'] > 1.0 or np.isclose(agent.speed_data['position_fraction'], 1.0,
+                                                                  rtol=1e-03):
                 # Perform stored action to transition to the next cell as soon as cell is free
                 # Notice that we've already checked new_cell_valid and transition valid when we stored the action,
                 # so we only have to check cell_free now!