Further help improvements: Show command aliases in 'hg help something', unless in quiet mode. Show short command description with 'hg help -q something'. Show global options in verbose mode of command help. State that Mercurial is a Distributed SCM.

+ hg init
+ hg add a
+ hg commit -m commit #0 -d 0 0
a
+ hg add b
+ hg commit -m commit #1 -d 0 0
+ hg co 0
a