Adds two new rocket part types; the Advanced Rocket Part and, if Space Age is enabled, the Interplanetary Rocket Part. Both of these make rockets cheaper in exchange for more complex production lines
AdvancedRocketParts/prototypes/technology.lua:90: attempt to index field 'rocket-part-productivity' (a nil value)
stack traceback: AdvancedRocketParts/prototypes/technology.lua:90: in main chunk
[C]: in function 'require' AdvancedRocketParts/data.lua:6: in main chunk
