http://goo.gl/s7SdFL - Don't ever leave an empty screen. In this case, here could be shown in a plus sign and the text "Which city's weather you want to see"

http://goo.gl/KLGZqB - When I press the enter key, when it makes a new row. It should search for to the city

http://goo.gl/2pLh6X - Black background of refresh icon does not look good.

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