added history tab
merged with master
removed config
checking vertice properties
passing transactions to the view
WIP
WIP for 81
Add a couple more fields.
Fix joins
Most of the fields are now there for bibdata
comparing versions
add lang conversions and remove dead code.
start doing UI work.
retrieving workdiff
add config vars.
add geographic areas
Fix some minor stuff
update diff table
review code
review code