Sdk 59: Support for cluster v1.3#59

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abhisheksr8 wants to merge 3 commits intoqubole:masterfrom

abhisheksr8:SDK-59

Commits on Dec 31, 2015

SDK-59: cluster v1.3 support
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Commits on Jan 27, 2016

change version v1.2 afer v1.3 operation
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Commits on Jan 30, 2016

use default api version if null
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