Import/export save data & community art

this update includes bugfixes reported by @Socks, @Kmachin, @fm, @Less🤍, and @Mr_Dostoevsky ❤️

import/export save data

• adds new "settings" menu on the desktop
• adds import/export for save data, available from settings menu
• save data is copied to/from the system clipboard

community rewards

• adds "employee flair" customization, including art from many community members (thanks all!)
  
• employee flair may be awarded after a run if you really impress your coworkers :)
• more to come!

bugfixes

• fixes typo for "Medical Data" appearing as "Medical Files" in server details (thanks @Kmachin )
• fixes "DEMUX/DATA DIE DMG" upgrade effects (thanks @fm)
• removes "Tuuli's Records" item, no longer has an effect (thanks @Socks)
• fixes visual bug with reader "augmented" state (thanks @Less🤍)
• fixes bug causing unique items to never be stocked in the shop (thanks @Mr_Dostoevsky)
  
• removes duplicate "Secured Business Files" entry in server info (thanks @fm and @Mr_Dostoevsky)
  
• fixes bug preventing server rewards from displaying when leveling up (thanks @Mr_Dostoevsky)