message: Updated reamde app description section
diff: # About
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  **Toggl Desktop** is a Toggl time tracking client with many helper functions that make tracking time more effortless and smooth. Features such as Idle detection, reminders to track and Pomodoro Timer make this app a great companion when productivity and efficiency is the goal.
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  <img src="https://user-images.githubusercontent.com/842229/63856838-3a869580-c9ab-11e9-9e36-7db23059ce29.png"
  alt="Toggl Desktop apps">
  