Nan Zhu 9747ea2acb
[jvm-packages] fix the pattern in dev script and version mismatch (#3009)
* add back train method but mark as deprecated

* add back train method but mark as deprecated

* fix scalastyle error

* fix scalastyle error

* fix the pattern in dev script and version mismatch
2018-01-06 06:59:38 -08:00
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