Since we now have a 'documentation' directory instead of a
'supplementary-data' one, actual supplementary data should
move to the actual data directory, which is what it does
with this commit.
ILO Resolution 2023 on informal work includes updates to the approach to formal/informal
and work/labour distinctions, especially those of the 'informal economy' and 'informal
market economy'. This commit integrates them.
Zotero auto-exports (with the help of bbt) a bibtex file which contains
the whole library for citation purposes.
Overwrote the existing library and fixed any citations to use new bbt
citation keys.
