Add studerus as author
new learner: regr.svm
use makeLearner in listLearners, much better
Merge branch 'master' of github.com:berndbischl/mlr
remove property 'missing' from penalized.ridge and lasso
improve test_learners, check missing property bettergs
load more packs in load_all
improve tuning with trafos: we always store trafoed settings as the x-result, but untrafoed in opt.path
refactor task hierarchy and introduce unsupervised and cluster task
start cluster learners
fix a few minor things for clustering
fix XMeans tests and add support for clustering to simple tests
add DB index for clustering performance evaluation
fix cluster performance measure
suggest clusterSim for clustering performance measure
ref package help for doc of clustering measure
base test for clusterers and some small related fixes
support plotting for clustering
update doc and NAMESPACE
fix up roxygen