Made GsweAspectInfo a refcounted boxed type

This is to satisfy #7
Made GsweAspectData a refcounted boxed type

This is to satisfy #7, but it also satisfies #8, as gswe_init() is
called where data initialized there is necessary.
Made GswePlanetData a refcounted boxed type

This is to satisfy #7
Fixed gswe_antiscion_axis_info_table creation

This is a fixup for commit 84195964abebf8fb5940246ffa0a99022f58e59b
Fixed gswe_planet_info_table creation

This is a fixup for commit dcd58b5dd1bb6696bfc0083a47520c30278bdec7
Fixed gswe_sign_info_table creation

This is a fixup for commit a1f8d1f7da91c69574158615aafc0850cb95255c
Made GsweMoonPhaseData a refcounted boxed type

This is to satisfy #7
Made GsweHouseSystemInfo a refcounted boxed type

This is to satisfy #7
Made GsweAntiscionData a refcounted boxed type

This is to satisfy #7
Made GsweHouseData a refcounted boxed type

This is to satisfy #7