Added link to tmux-cssh-gui.
Corrected link quotes.
Added new parameter(s) -dc/-ds for "don't synchronize panes".
* Sometimes you may don't want to synchronize your panes, but just want to open multiple server.
Merge branch 'master' into deb-package
Added new parameters -dc, -ds to manpage.
Raised the version number, to 1.0.4-0.
Typo correction.
Merge branch 'master' into deb-package
Build new package 1.0.4-0.