Error: Unexpected argument reps

- Add "from dynadojo.systems.ca import CASystem"
- Delete "reps = 3'
- add "trials  = 3" after system_cls

demos/fc_cnn_ca_demo.ipynb

@@ -108,7 +108,7 @@
    "source": [
     "from dynadojo.challenges import FixedComplexity\n",
     "from dynadojo.baselines.cnn import CNN\n",
-    "from dynadojso.systems.ca import CASystem\n",
+    "from dynadojo.systems.ca import CASystem\n",
     "\n",
     "challenge = FixedComplexity(l=2, e=64, t=10, N=[10, 20, 30], system_cls=CASystem, trials =3, test_examples=1, test_timesteps=5)\n",
     "data = challenge.evaluate(algo_cls=CNN)\n",