Squashed 'subtree/rabit/' changes from 16975b4..b15f6cd

b15f6cd rabit unifires with dmlc
5634ec3 ok
2dd6c2f Merge branch 'master' of ssh://github.com/dmlc/rabit
38d7f99 checkin wormhole spliter
8acb96a Merge pull request #10 from ryanzz/master
911a1f0 fixed a mistake
732d8c3 inteface changing
684ea0a inteface changing
8cb4c02 add dmlc support
be2ff70 allow adapting wormhole

git-subtree-dir: subtree/rabit
git-subtree-split: b15f6cd2ac

rabit-learn/utils/data.h

@@ -56,7 +56,7 @@ struct SparseMat {
     data.clear();    
     feat_dim = 0;
     std::string line;
-    while (in->NextLine(&line)) {
+    while (in->ReadLine(&line)) {
       float label;
       std::istringstream ss(line);
       ss >> label;