Added native look and feel
Added support for images in the form of <URL> in the chat
Added image selection window
Added a link to report bugs
Made a recieve server startup error critical
Fixed bugs involving semicolons and commas in messages by removing
illegal phrases in sendchat()
Misc bug fixes an enhancements (sorry for bad desc)
Removed some misc. printlns
Merge remote-tracking branch 'origin/dev' into dev-main