Merge pull request #20 from Dhiru/master

changes in settings file to run on localserver
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Merge pull request #21 from krishna31/master

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spelling changes "discus" to "discuss" and "discus on:" to "discussion on:"
Merge pull request #22 from krishna31/master

spelling changes "discus" to "discuss" and "discus on:" to "discussion o...
added ajax refreshing image