added code for groupwise LARS
Merge branch 'master' into groupwise

Conflicts:
	DESCRIPTION
	man/robustHD-package.Rd
added C++ code for obtaining the first predictor group in groupwise LARS
added C++ code for obtaining the full groupwise LARS sequence
integrated C++ code for obtaining the groupwise LARS sequence (closes #3)
Merge branch 'master' into groupwise
implemented parallel computing for robust groupwise LARS
Merge branch 'master' into groupwise

Conflicts:
	src/fastRlars.cpp
implemented further parallel computing for groupwise LARS on C++ level
added documentation for parallel computing in groupwise LARS
Merge branch 'master' into groupwise
modified documentation for parallel computing
Merge branch 'master' into groupwise
changed defaults for print methods
Merge branch 'master' into groupwise

Conflicts:
	DESCRIPTION
	NAMESPACE
	NEWS
	R/coef.R
	R/fitted.R
	R/plot.R
	R/residuals.R
	man/coef.seqModel.Rd
	man/coefPlot.Rd
	man/critPlot.Rd
	man/fitted.seqModel.Rd
	man/residuals.seqModel.Rd
	man/robustHD-package.Rd
Merge branch 'master' into groupwise

Conflicts:
	DESCRIPTION
	NAMESPACE
	NEWS
	R/coef.R
	R/cv.R
	R/fitted.R
	R/fortify.R
	R/plot.R
	R/predict.R
	R/repCV.R
	R/residuals.R
	R/subset.R
	R/utils.R
	R/weights.R
	man/coef.seqModel.Rd
	man/coefPlot.Rd
	man/critPlot.Rd
	man/diagnosticPlot.Rd
	man/fitted.seqModel.Rd
	man/fitted.sparseLTS.Rd
	man/fortify.sparseLTS.Rd
	man/plot.seqModel.Rd
	man/predict.seqModel.Rd
	man/repCV.seqModel.Rd
	man/residuals.seqModel.Rd
	man/robustHD-package.Rd
	man/wt.Rd
Merge branch 'master' into groupwise

Conflicts:
	DESCRIPTION
	NEWS
	man/robustHD-package.Rd
added PCA step for winsorization and removed combining weights based on Euclidean distances
Merge branch 'master' into groupwise

Conflicts:
	DESCRIPTION
	NAMESPACE
	NEWS
	R/winsorize.R
	man/robustHD-package.Rd
Merge branch 'master' into groupwise