If timing between keys is less than (by default) 1 millisecond, assume
the text is being pasted. assume-paste-time option changes the value (0
disables). Based on a diff from Marcin Kulik.
Implement ECH (erase character, CSI X). Reported by Christian Neukirchen.
Remove the layout undo/redo code which never really worked.
Merge branch 'obsd-master'
Updated SYNCING
Update www for new SF URLs.
Merge branch 'master' of ssh://git.code.sf.net/p/tmux/tmux-code
Fix some blank line nits.
Do not allow cursor colours to be set beginning with ? as that will
report the colour, from Hayaki Saito.
Merge branch 'obsd-master'