Nice feedback !

One question :

>
>    An alternative approach that solves all three of these problems is to
>    check whether we have any patches applied (using "hg qapplied"), and if
>    this is the case, then add "--rev qbase" to the "hg status" command
>    line. This will list all files added/modified by patches as well as by
>    uncommitted changes.
>

Shouldn't be --rev qparent ? with --rev qbase the first MQ patch applied 
changes are not listed ... (one wants the changes between
qparent and qtip)