• Refactor ctinfo.c to rely on ctformatting.h.
  ○ Decouple various calls to ctformatting.h using macros.
  ○ Remove ProcessMessage, Loc2buf, PrintMessage, FinalizeMessageBegin and FinalizeMessage.
  ○ Refactor CTIerrorBegin/Continued/End.
    - Refactored calling locations to properly make use of these functions.
  ○ Remove CTIwarnContinued (Had no uses and CTIwarnBegin/End did not yet exist).
  ○ Add CTIerrorRaw as a companion function to CTIgetErrorMessageVA.
    - Refactored calling locations of CTIgetErrorMessageVA to use CTIerrorRaw when printing output.
• Add sac2cShared as a dependency for base-test-environment to avoid linking before types_nodetype.h is generated.
• Add SBUFprintd function variant that deallocates the string argument.
• Fix TYextendBottomError adding a newline if the error message to concatenate is null.
• Refactor errors in type_errors.c to make use of str_buffer.h.
  - This also fixes two me...