GNU screen

This is just a skeleton page for now.

• bufferfile
• copy
• crlf
• deflog
• defscrollback
• defslowpaste
• ignorecase
• log
• logfile
• defobuflimit
• hardcopy
• hardcopy_append
• hardcopydir
• logtstamp
• obuflimit
• paste
• pastefont
• process
• readbuf
• readreg
• register
• removebuf
• scrollback
• slowpaste
• writebuf