Sergey Matveev's repositories - public-inbox.git/commit

]> Sergey Matveev's repositories - public-inbox.git/commit

mda: use InboxWritable

It's a convenient wrapper nowadays, so get rid of some legacy
code and minimize differences from the -watch code.

lib/PublicInbox/InboxWritable.pm		diff \| blob \| history
script/public-inbox-mda		diff \| blob \| history

My patches to https://public-inbox.org/public-inbox.git