Bug Fixes
- Fix a crash happening when printing native functions ([2149293](21492936b8da1a0076c62572fdf5000e3a3b699f))
- Stable function traces ([a393994](a3939945026d4d51e1cd60a3e6c1dc1af59cde9c))
Refactor
- Rename is_top_level_card ([877e130](877e1302ecae1787030b0afdfe8308f9cecd851d))
Chore
- Prepare for v0.2.1 ([aa8a91e](aa8a91e8db03fba3551669c1b7d165ea788c162e))