Fix bug where increasing font size on fullscreen window that is also a tmux client doesn't resize the tmux window
Add DWC test
Tmux fixes for protocol changes: Don't ask to resize a pane by 0 because tmux considers that an error. Add DumpScreenCharArray to work around gdb bugs. Use new $number session index syntax. Handle empty-string responses to show-options correctly. Don't change fullscreen window's origin, even if tmux has one saved. Handle %error, %stop in lieu of %end. Fix memory overflow bug in history parser. Use correct encoding in tmux history parser. Fix crazy way line buffer was appended to in -setHistory:.