Books
Update mapgen.cpp

Adds coffee/doughnut shop and fast food joint
Update overmap.cpp
Update omdata.h
Update mapitemsdef.cpp

Does repeating an entry here increase the chances that a given item will spawn?
Update mapitems.h
Update mapgen.cpp
Update mapgen.cpp
Update overmap.cpp
Update omdata.h
Update mapitemsdef.cpp
Update mapitems.h
Merge a slew of new magazines.
Merge a batch of new building types.