title: PyCharm does not have write access to /usr/share/pycharm. Please run it by a privileged user to update
body: <p>Need Help to update build version of Pycharm Community Edition 17.1.1 installed on Ubuntu 17.04. When "Check for Updates", the following message appears, and I am not sure how to proceed from here.</p>
  
  <p><img src="https://i.stack.imgur.com/O6Wi4.png" alt="PyCharm does not have write access to /usr/share/pycharm. Please run it by a privileged user to update"></p>
  
  <p>How do I run it as privileged user?</p>