add vignette
Merge branch 'master' of https://github.com/tqchen/xgboost
refinement of document
refine vignette
refine vignette
edit the doc
Update README.md
Update CHANGES.md
change location and template of vignette
fix error in demo
change getinfo Rd
remove logo
add 00Index
chg makefile
Merge branch 'master' of ssh://github.com/tqchen/xgboost
Merge branch 'master' of https://github.com/tqchen/xgboost
fix windows
modify licence and desc to standard format
Merge branch 'master' of https://github.com/tqchen/xgboost
fix makefile in win