The functionality provided by config.parms (saving the arguments given to
configure) has been superseded by autogen.lastrun.

If someone wants to use them there, he should just run the
install-gdb-script himself.

This was once was fixed in 3.4. Can't find the commit so doing it again.

This reverts commit bf0ea5c4.

Those variables are used in bin/distro-install-*.
Unable to find any issue with both distro-install and dev-install so
reverting.
If something really does break it needs fixing. Reverting this is not
an option.

which allows us to simplify the read in DTable.cxx quite a bit

Vim tends to replace 8 spaces with 1 tab, must reconfigure...

It adds key IDs to pot entries in the form of #. type comments.
In Pootle the translator can search for strings using the key IDs.