Nan Zhu 25b2919c44
[jvm-packages] change version of jvm to keep consistent with other pkgs (#3253)
* add back train method but mark as deprecated

* add back train method but mark as deprecated

* fix scalastyle error

* fix scalastyle error

* change version of jvm to keep consistent with other pkgs
2018-04-19 20:48:50 -07:00
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