Package ggm 

  Changes in version 2.5.4:
  - Corrected invalid URL of the paper in The R Journal.  
  Changes in version 2.5.3:
  - Fixed deprecated '.Dim' and '.Dimnames' special names in documentation examples.
  - Wrapped interactive plotting examples in '\donttest{}' to avoid orphaned Xvfb-run temporary files during CRAN checks.


- July 2025 
  Corrected Rd file(s) with Rd \link{} targets missing package 
- August 2023
  Corrections of "\\&" into "&" and import from graph
  updated references
  corrected NAMESPACE
  improved DESCRIPTION
  corrected two man files with no description of the arguments
  corrected some references

- February  2020
  Corrections required by CRAN

- December 2019
  Corrections in namespace

- July 2016
  Corrected data set marks (mechanics[57] is 35 not 36)

- December 2014
  Changed the Title in DESCRIPTION

- June 2014
  drawGraph uses layout, default adjust = FALSE.
  Now is possible to plot expressions in drawGraph
  Further options for edges.

- May 2014
  Included further argument plotfun in functions SG, RG, MSG, MRG, MAG, AG.

- March 2014
  Changed function isAcyclic eliminating dependence on RBGL
  Removed dependence on RBGL corrected the docs
  Fixed function fitConGraph

- January 2014
  fixed function icfmag
  corrected email addresses

- October 2012
  changed plotGraph

- September 2012
  corrected isAG,
  added example in makeMG
  added functionality do plotGraph

- September 2012
  added a new igraph output to plotGraph

- August 2012
  removed function `vertices`
  changed plotGraph

- May 2012
  corrected isAcyclic
  Improved isAcyclic.  Thanks to David Edwards
  Changed conComp
  Removed cliques, thanks to Castelo.
  Removed edgematrix
  Modified fitConGraph with algorithm from Tibshirani Hastie Friedman.
  Modified function DAG
  New function fitDAG
  Modified icfmag (call to fitConGraph)
  Removed makeAG and unmakeAG
  new functions makeMG, unmakeMG, isAG and isADMG
