protect definition of USE_FC_LEN_T
unescape underscores in help pages
Add Fortran character handling USE_FC_LEN_T WRE §6.6.1
Add spdep split-out functionality
#18 standardize use of coef() methods for (some) fitted model summary objects
https://github.com/tidymodels/broom/issues/1003#issuecomment-798694400 changing spatialreg model output class names: spdep sarlm -> spatialreg Sarlm, spautolm -> Spautolm, stsls -> Stsls, gmsar -> Gmsar, lagmess -> Lagmess, SLX -> , SlX, MCMC_s*_g -> MCMC_s*_G, SFResult -> SfResult, ME_res -> Me_res, lagImpact -> LagImpact, WXImpact -> WXimpact
#16 merged coordination of impacts methods (Gianfranco Piras)
#14 merged correction to SDEM and SLX impacts when a lagged intercept is present (Tobias Rüttenauer).
#6, #11 na.action and precomputed eigenvalue bug
#9 Griddy Gibbs issue
#8 Predict method for SLX
#7, #13-14 Offset impacts for SDEM/SLX
#5, #10 Panel Durbin= argument