complete the translation of uniq.1 by Will.Qian
fix a bug in uniq.1
Merge pull request #72 from willqian/master

complete the translation of uniq.1 by Will.Qian
complete the translation of unexpand.1 by Will.Qian
Merge pull request #73 from willqian/master

complete the translation of unexpand.1 by Will.Qian
complete the translation of expand.1 by Will.Qian
Merge pull request #74 from willqian/master

complete the translation of expand.1 by Will.Qian
complete the translation of tsort.1 by Will.Qian
Merge pull request #75 from willqian/master

complete the translation of tsort.1 by Will.Qian
complete the translation of truncate.1 by Will.Qian
Merge pull request #76 from willqian/master

complete the translation of truncate.1 by Will.Qian
complete the translation of false.1 by Will.Qian
Merge pull request #77 from willqian/master

complete the translation of false.1 by Will.Qian
complete the translation of timeout.1 by Will.Qian
Merge pull request #78 from willqian/master

complete the translation of timeout.1 by Will.Qian
complete the translation of seq.1 by Will.Qian
Merge pull request #79 from willqian/master

complete the translation of seq.1 by Will.Qian
complete the translation of tty.1 by Will.Qian
Merge pull request #80 from willqian/master

complete the translation of tty.1 by Will.Qian
complete the translation of basename.1 by Will.Qian