Rolling midpoints

The script made for research purposes which plots these statistics of a given window: Mid-range (max + min)/2, Lower midpoint (mid-range + min)/2, and Higher midpoint (mid-range + max)/2.
This could be interesting when checking periods with sample size <= 0, or checking distros with srs kurtosis values.

Mean & median are also there.

Release Notes:

Rolling window minimum & maximum addes

Don't forget to check Log-space if you use logarithmic scale.

Release Notes:

The complete version

Now you can choose mid-range, mean or median as basis, will result diving the distance between chosen basis and extremums of rolling window

Release Notes:

Trimean L-estimator was added as basis for research purposes (disabled by default)

Release Notes:

New:
- All data switch;
- OTF functionality.

Release Notes:

New:
- "High & low" option allows to make calculations based on lowest lows and highest highs.