Changes for 0.0-2 (2021-02-27)
   * Removed @title lines from Roxygen comments
   * Enhanced predict.blrm and changed prediction methods to use it
   * Changed storage of cppo function in fit object to character strings so as to not have saveRDS serialize it with all its environment data
   * Added lrmconppot.stan to implement flat and t-distribution priors for intercepts
   * blrm: added iprior argument for lrmconppot
   * predict.blrm: fixed fun= with finint=FALSE	 
