Volatility indicators

Toolset ta_volatility: 1 tool.

Tool	What it does	Notes
`ta_volatility`	A volatility indicator from high/low(/close) bars (RVI from the closes or one series): its output aligned to the dates in price units (NATR in %), with the warm-up reported, the last value and a line chart.

Inputs, limits and outputs are described in Fincept Technicals. Full schemas: fincept_describe_tool.