allow better script behavior customization from the macros

docs/macros/axis_tuning.md

@@ -15,6 +15,8 @@ Then, call the `AXES_SHAPER_CALIBRATION` macro and look for the graphs in the re
 |FREQ_END|133|Maximum excitation frequency|
 |HZ_PER_SEC|1|Number of Hz per seconds for the test|
 |AXIS|"all"|Axis you want to test in the list of "all", "X" or "Y"|
+|KEEP_N_RESULTS|3|Total number of results to keep in the result folder after running the test. The older results are automatically cleaned up|
+|KEEP_CSV|True|Weither or not to keep the CSV data file alonside the PNG graphs|
 
 
 ## Graphs description

docs/macros/belts_tuning.md

@@ -14,6 +14,8 @@ Then, call the `BELTS_SHAPER_CALIBRATION` macro and look for the graphs in the r
 |FREQ_START|5|Starting excitation frequency|
 |FREQ_END|133|Maximum excitation frequency|
 |HZ_PER_SEC|1|Number of Hz per seconds for the test|
+|KEEP_N_RESULTS|3|Total number of results to keep in the result folder after running the test. The older results are automatically cleaned up|
+|KEEP_CSV|True|Weither or not to keep the CSV data files alonside the PNG graphs|
 
 
 ## Graphs description

docs/macros/vibrations_tuning.md

@@ -22,6 +22,8 @@ Call the `VIBRATIONS_CALIBRATION` macro with the direction and speed range you w
 |SPEED_INCREMENT|2|speed increments of the toolhead in mm/s between every movements|
 |TRAVEL_SPEED|200|speed in mm/s used for all the travels moves|
 |ACCEL_CHIP|"adxl345"|accelerometer chip name in the config|
+|KEEP_N_RESULTS|3|Total number of results to keep in the result folder after running the test. The older results are automatically cleaned up|
+|KEEP_CSV|True|Weither or not to keep the CSV data files alonside the PNG graphs (archived in a tarball)|
 
 
 ## Graphs description