Add cli for description#259

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AnubhaAgrawal wants to merge 7 commits intopimutils:mainfrom

AnubhaAgrawal:description

Commits on Jun 18, 2017

Add cli for description
AnubhaAgrawal
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Commits on Jun 19, 2017

Commits on Jun 22, 2017

Now I add test
AnubhaAgrawal
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Commits on Jun 23, 2017

Add changes
AnubhaAgrawal
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Commits on Jun 24, 2017

change Summary
AnubhaAgrawal
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