Collect information about models to sample from.
keep a subset of the parameters based on names
rename their suffixes
Rename covariate suffixes
GPFprojectInfo( projectPath, indPars_select = NULL, popPars_select = NULL, cov_select = NULL )
the project folder to sample from
|indPars_select, popPars_select, cov_select||
Potentially named character. Used to select and rename parameters of the model