Double-click : select word
Triple-click : select line
Implements multi-click selection in scroll-buffer
Cleanup
Merge pull request #25 from Plonk42/select_multi_click

Implements multi-click selection
Fix Delete escape sequence transmitted: ESC [ 3 ~ 

See www.xfree86.org/current/ctlseqs.html#VT220-Style%20Function%20Keys
Handle Ctrl + Space: transmit NUL

See: www.vt100.net/docs/vt100-ug/table3-5.html
Fix Device Status Report transmitted bytes
Merge pull request #27 from Plonk42/transmited_bytes_fix

Transmited bytes fix
Merge pull request #28 from Plonk42/status_report_fix

Fix Device Status Report transmitted bytes