Tweack the rules in po/. Not perfect you can't run make update-po (and
so make dist) if your builddir isn't a subdir of srcdir. And of course
it still putting te .gmo in srcdir

Note to translators: The 0.9.x translations are not merged yet. So if you don't know how to do it yourself and don't want to loose the work you did on 0.9.x, wait a bit.

Pretty please, remember to delete the file name in POTFILE.in when you delete them from git

So that our perfectionist translators get a chance to reach 100% before
we release

Bindings are not in the tarballs so adding them to the translation was a
bad idea.

And add bindings/ to the translations as there is a few strings in the
pytjon bindings

Some files have moved (and some were added)