Updated README

Author: pdsmart

README.md

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 Please see the <a href="https://eaw.app/sharpkey">engineers@work</a> website for the latest documentation.
 
 Click here to view the latest PDF version of the <a href="https://docs.google.com/viewer?url=https://eaw.app/Downloads/SharpKey_Multi-HID_Interface_User_Manual_v1_02.pdf">User Manual</a> or <a href="https://docs.google.com/viewer?url=https://eaw.app/Downloads/SharpKey_Multi-HID_Interface_Technical_Guide_v1_02.pdf">Technical Guide</a>
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+The firmware is undergoing rapid advances and will initially only be included as releases.