Note: Since the 4.0.4 release the following actions have happenend:

Buttons_Switches_ThroughHole.pretty renamed to Buttons_Switches_THT.pretty
Capacitors_ThroughHole.pretty renamed to Capacitors_THT.pretty
Connect.pretty renamed to Connectors.pretty
Terminal_Blocks.pretty renamed to Connectors_Terminal_Blocks.pretty
Sockets_WAGO734.pretty renamed to Connectors_WAGO.pretty
Diodes_ThroughHole.pretty renamed to Diodes_THT.pretty
Display.pretty renamed to Displays.pretty
Relays_ThroughHole.pretty renamed to Relays_THT.pretty
Resistors_ThroughHole.pretty renamed to Resistors_THT.pretty
Sockets_BNC.pretty removed
Sockets_Mini-Universal.pretty renamed to Connectors_Mini-Universal.pretty

So in this tarball an inverse copy of these renamed is made to keep
errors for appearing for users. The user is encouraged to update their
fp-lib-table to the new pretty library accordingly.
