## Unreleased
### Added
- Guess goal car method.
+- Possible inits method.
+- Number of cusps.
+
+### Fixed
+- Heading overflow/underflow.
+- Negative discriminant.
+- Parallel parking slot entry find.
+- Guess goal method for angled perpendicular parking slots. `guess_gc` method
+ now decides if the parking will be forward or backward.
+- Perpendicular parking. Not dependent on `fer_perpendicular` anymore.
## 0.2.0 - 2019-08-05
### Deleted