some more tweaks

docs/ziegler_tuning.md

@@ -17,7 +17,7 @@ Ensure `kiln-controller` is **stopped** during profile recording: The profile mu
 
 To record the profile, run:
 ```
-python kiln-tuner.py ziegler.csv
+python kiln-tuner.py zn.csv
 ```
 
 The above will drive your kiln to 400 and record the temperature profile to the file `zn.csv`. The file will look something like this:

kiln-tuner.py

@@ -64,6 +64,8 @@ def tune(csvfile, targettemp):
                 if temp < targettemp:
                     break
 
+            sys.stdout.write(f"\n{stage} {temp}/{targettemp}           ")
+            sys.stdout.flush()
             time.sleep(config.sensor_time_wait)
 
         f.close()