meldでmercurial

ここによると、~/.hgrcに
＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊ここから
[extensions]
hgext.extdiff =

[extdiff]
# add new command called meld, runs meld (no need to name twice)cmd.meld =

＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊ここまで
をつけるといいらしい。
command lineで
$hg meld
おおすばらしい。