SlotPlanner.
- In T2's next method, steer to multiple goals that are connected with goal.
- Normal distribution in sampling.
+- Sampling info based on init pose find by `fip()` of SlotPlanner.
+- Refactor Nearest Neighbor, remove unused files.
+
+### Fixed
+- IYI computation.
## 0.6.1 - 2019-05-21
### Fixed