enhance Makefile for language translators
To update a po-file just do 'make i18n/xx.po'. No other po-file will
be touched.
Fixing
issue1542, adding a relevant test
inotify is smart enough to notify you about any changes in a
directory, even if you only watch the directory, and none if its
contents: the recursive add_watch I added was unnecessary.
The only thing that matters here is the recursive status update on
directory deletion.
And scan() has to be called _before_ the deferred call is registered.
(race condition: depending on the times, the previous patch could
apparently fail on the provided test. It's not the case anymore.)
patchbomb: option to set the name of bundle attachment (
issue1452)
specifying --bundlename=NAME will create a "NAME.hg" attachment