Manoj 9650dbb97c Refactor topics controller
Refactor: 1) TopicsController to reduce code climate complexity.
2) Topic model, addressed comments

fix typo
2013-10-28 11:42:07 +05:30
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2013-10-28 11:42:07 +05:30
2013-10-28 11:42:07 +05:30