names: Profile generation time
names: Make allocation dump timing to termination of the program
names: Get rid of lambda expression in the doubt of performance
names: Introduce firstDB to enhance performance to generate names
names: Get rid of debug outputs for the name generator
names: Greatly improve performance by using bsearch for name generation

That has been a long round about to find a obvious answer.
names: Share struct for syllables to compact codes
names: Centralize definition of StarEnum's sectorSize

Also renamed the constant from cellsize to sectorSize.  The new name
seems to be more meaningful.

Also fixed a minor incorrectness in type of StarEnum::cen from Vec3d to
Vec3i.
Fix a bug in warp desired velocity calculation
names: Enable Warpables to warp to randomly generated stars

If you approach a randomly generated star, you'll notice that it's just
a sprite without body.