update

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/partykit@581 255f4249-2263-4417-b1ea-8498779e27a7
return lin = 0, exp = 0, cov = 0 for sum weights <= 1

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/partykit@582 255f4249-2263-4417-b1ea-8498779e27a7
sum(weights) <= 1 business

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/partykit@583 255f4249-2263-4417-b1ea-8498779e27a7
ytrafo can be a function which will be updated in every node

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/partykit@584 255f4249-2263-4417-b1ea-8498779e27a7
start rebuttal

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/partykit@585 255f4249-2263-4417-b1ea-8498779e27a7
fixed bug that caused memory error

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/partykit@586 255f4249-2263-4417-b1ea-8498779e27a7
fixed memory access errors; changed contact; new package version 0.1-5

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/partykit@587 255f4249-2263-4417-b1ea-8498779e27a7