fixing bugs
Merge branch 'master' of https://github.com/hongkunyoo/athere-android
Merge branch 'master' of https://github.com/hongkunyoo/athere-android
hwajung png update
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Adding Exception Mechanism
I changed profile logic and tab image.
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in the middle of change lots of things
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changed every server call methods (errors not fixed)
Fixed every error(not tested yet)
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Finished Exception Handling mechanism & Testing
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