Notifications enhancments#16

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Commits on Apr 18, 2013

Introducing icons for popup notifications. Using USB instead of Usb as more readable abbreviation. Using filesystem for notifications as a useful data to know when device is mounted
mykhaylo-
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Commits on Apr 19, 2013

using existing variables with icons for notifications. Protecting mount function from a case when filesystem variable is null
mykhaylo-
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