wild bootstrap does not resample (says wikipedia)
warn for now if number of factor lags is not specified in Dynamic Models
minor cleanups
another minor cleanup
prediction methods for dynamic and static factor models
add simple screeplot function
update export list
chow tests for GLS transformed series and Quandt-Andrews test
fix targeted predictors, soft and hard thresholding
add AR(p) as a benchmark forecast
add DGP for a single break in an arbitrarily informative predictor
added diebold mariano test for improved and changed forecasting accuracy
added convenience functions
minor changes