Merge pull request #323 from KernelTuner/expand-default-optimization-directions

add default optimization direction for 'fitness' and 'cost'

Author: stijnh

kernel_tuner/integration.py

@@ -11,6 +11,9 @@
 objective_default_map = {
     "time": False,
     "energy": False,
+    "fitness": True,
+    "cost": False,
+    "loss": False,
     "GFLOP/s": True,
     "TFLOP/s": True,
     "GB/s": True,