\name{NEWS}
\title{News for Package \pkg{sasLM}}

\section{Version 0.6.6 (2022-02-19)}{
  \itemize{
    \item{A bug at "adj" option in \code{LSM} fixed, which also affects GLM.}
    \item{\code{PLOT} option related codes are revised.}
  }
}

\section{Version 0.6.5 (2022-01-20)}{
  \itemize{
    \item{\code{UNIV} added for descriptive statistics}
  }
}

\section{Version 0.6.4 (2021-11-25)}{
  \itemize{
    \item{\code{G2SWEEP} became faster for large sparse matrix}
  }
}

\section{Version 0.6.3 (2021-09-18)}{
  \itemize{
    \item{\code{REG} function warns in case of completely aliased model and data and increases epsilon tolerance to 1e-5.}
  }
}

\section{Version 0.6.2 (2021-08-19)}{
  \itemize{
    \item{\code{Diffogram} and \code{plotDiff} option 'Title' removed. Use 'main' option instead.}
  }
}

\section{Version 0.6.1 (2021-07-15)}{
  \itemize{
    \item{Descriptive statistic functions (Mean, SD, ...) return NA with inappropriate inputs.}
    \item{\code{geoMean} and \code{geoCV} added}
    \item{\code{reverse} option added to \code{PDIFF}}
  }
}

\section{Version 0.6.0 (2021-06-15)}{
  \itemize{
    \item{\code{Diffogram} added}
    \item{\code{PLOT} option added to \code{LSM} and \code{PDIFF}}
    \item{\code{LSM} supports grouping when a term is specified.}
    \item{\code{PDIFF} and \code{est} support common multiple comparison methods, such as "lsd"(no adj), "bon", "tukey", "scheffe", "duncan", and "dunnett".}
    \item{\code{ESTM} function added.}
    \item{\code{CONTR} function added.}
    \item{\code{SLICE} function added.}
    \item{\code{satt} changed the way of weights calculation. Now, one can give integer weights.}
    \item{\code{lsm} now properly supports models without intercept.}
    \item{\code{e2} now properly supports single factor models (Type II SS of Oneway ANOVA) without intercept.}
    \item{Checks inputs and errors during calculation more.}
  }
}

\section{Version 0.5.3 (2021-05-15)}{
  \itemize{
    \item{\code{aov2} and \code{e2} support no intercept model.}
    \item{\code{aov1}, \code{aov3}, \code{ANOVA}, \code{GLM} handle no intercept model properly.}
    \item{A column of estimability will be shown when some cofficients are not estimable in \code{REG} and \code{GLM}.}
  }
}

\section{Version 0.5.2 (2021-04-15)}{
  \itemize{
    \item{Some errata in help/manual are corrected.}
    \item{\code{CV} (coefficient of variation) in percentage added.}
    \item{\code{cSS} has now \code{m} arguments for non-zero mean hypothesis.}
    \item{A bug with no intercept model in \code{lr} fixed.}
    \item{Incomplete interaction term names of \code{PDIFF} fixed.}
  }
}

\section{Version 0.5.1 (2021-03-15)}{
  \itemize{
    \item{\code{LSM} does not show estimates which are not estimable, and supports more models}
    \item{\code{est} has more arguments to test estimability}
  }
}

\section{Version 0.5.0 (2021-02-15)}{
  \itemize{
    \item{\code{lr0} function for simple linear regressions with each independent variable}
  }
}

\section{Version 0.4.1 (2021-02-15)}{
  \itemize{
    \item{\code{lr} function for linear regression with g2 inverse}
    \item{\code{tsum} warpper function for \code{tsum0}, \code{tsum1}, \code{tsum2}, \code{tsum3}}
    \item{\code{bt} function removed to reomove dependency on \code{knitr}}
    \item{\code{NOINT} option in REG, ModelMatrix is removed. Use conventional R formula.}
    \item{Order of coefficients (parameters) changed to be more similar to SAS.}
    \item{\code{T3MS} revived.}
    \item{\code{EMS} has different arguments from T3MS.}
  }
}

\section{Version 0.4.0 (2021-01-29)}{
  \itemize{
    \item{\code{GLM} function now has \code{lsm} option for least square mean}
    \item{\code{LSM} function added for Least Square Means in SAS}
    \item{\code{PDIFF} to do pairwise comparison}
    \item{\code{BY} function to run functions by levels of a variable}
    \item{\code{tsum0}, \code{tsum1}, \code{tsum2}, \code{tsum3} functions for the summary table of a continuous dependent variable}
    \item{\code{bk} function to beautify the output of knitr::kable()}
    \item{\code{bt} function to beautify the output of tsum2, tsum3}
    \item{\code{G2SWEEP} function epxplained}
    \item{\code{regD} function optimized}
    \item{\code{T3MS} renamed as \code{EMS}, because it can handle other types also.}
    \item{\code{CIest} function's arguments and return values changed.}
  }
}

\section{Version 0.3.0 (2021-01-16)}{
  \itemize{
    \item{\code{regD} function added for influence diagnostics}
  }
}

\section{Version 0.2.1 (2020-09-27)}{
  \itemize{
    \item{\code{T3test} a bug fixed for one row table}
    \item{\code{CIest} added for confidence interval estimation}
  }
}

\section{Version 0.2.0 (2020-09-18)}{
  \itemize{
    \item{\code{e3} function revised for RANDOM test functionality}
    \item{\code{satt} added for Satterthwaite approximation}
    \item{\code{T3MS} added for Type 3 Expected Mean Square formula}
    \item{\code{T3test} added for hypothesis test with different error term}
  }
}

\section{Version 0.1.4 (2020-06-02)}{
  \itemize{
    \item{Unnecessary lines in source removed}
    \item{Contrast input for \code{cSS} changed from column vectors to row vectors.}
    \item{\code{REG} can return \code{lfit} result with \code{summarize=FALSE} argument.}
  }
}

\section{Version 0.1.3 (2020-05-13)}{
  \itemize{
    \item{Type III SS function improved}
    \item{Miscellaneous errata corrected}
  }
}

\section{Version 0.1.2 (2020-04-13)}{
  \itemize{
    \item{Code refactored}
  }
}

\section{Version 0.1.1 (2020-04-08)}{
  \itemize{
    \item{An erratum is fixed}
  }
}

\section{Version 0.1.0 (2020-04-08)}{
  \itemize{
    \item{First version}
    \item{TO DO: Function to be added - e4, aov4}
    \item{TO DO: Items to be added - R2, R2ADJ - v0.4.1 \code{lr} do this.}
  }
}
