title: How can I change Ctrl+E key binding to F12
body: <p>I have installed Sublime text3 today. also I installed emmet plugin.</p>
  
  <p>Now plugin abbreviation command works by pressing <kbd>Ctrl</kbd>+<kbd>E</kbd> button.</p>
  
  <p>I want to change it to <kbd>F12</kbd>, I mean I want whenever I press <kbd>F12</kbd> it works same as pressing <kbd>Ctrl</kbd>+<kbd>E</kbd> buttons</p>
  
  <p>I have searched a lot and tried a lot of ways, but I could not do that.</p>
  
  <p>Please guide me.</p>
  
  <p>Thanks a lot.</p>