Added svmlight parser.
Merge branch 'master' of github.com:0xdata/h2o
move some summary stuff out into shared coded (h2o/h2o_cmd)
Minor changes to R method names/examples for uniformity
Bugfix in parser update. Fixed handling of user-enforced header flag.
Removed byte [] _bits from CustomParser.ParserSetup (was used only by store view).
Merge branch 'master' of github.com:0xdata/h2o
Merge branch 'master' into svmlight
Automatically generate prediction destination key
Also changed key to data_key, matching k-means apply
Merge branch 'master' of https://github.com/0xdata/h2o