use only a subset of the fuel data to reduce memory. modelsFuel.R is displaced to the online supplement of the FLAM. changes in simulation study using N={100, 500}. 

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/fdboost@108 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
adapt code of examples

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/fdboost@109 edb9625f-4e0d-4859-8d74-9fd3b1da38cb