Can handle Triangle object or data frame
Reference Triangle dev interval
Create priors
Stochastic regressor projection
Deleted Startup script
Fix static and stochastic measure switch

Also added a development interval slot.
Get stochastic column names
is.stochastic and is.static
Triangle slot

Also fixed >= Tail
Stochastic regressor projection
Various
Pivot triangle
Fixed mapping to temporal dimensions
Stochastic regressor projection
Likely a duplicate