[SPARK-20260][MLLib] String interpolation required for error message#17572

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vijaykramesh wants to merge 3 commits intoapache:masterfrom

vijaykramesh:master

Commits on Apr 7, 2017

need to do string interpolation for error message to display last line
Vijay Ramesh
committed
escaping " in string interpolation doesn't actually work
Vijay Ramesh
committed

Commits on Apr 8, 2017

fix string interpolation in a few more places
Vijay Ramesh
committed