Description

Planning package restructured. All planning nodes are no in the same package just split into different subfolders.

Fixes #153

Type of change

Please delete options that are not relevant.

New planning package

[x] My code follows the style guidelines of this project
[x] I have performed a self-review of my own code
[x] I have commented my code, particularly in hard-to-understand areas
[x] I have made corresponding changes to the documentation
[x] My changes generate no new warnings
[x] I have added tests that prove my fix is effective or that my feature works (might be obsolete with CI later on)
[x] New and existing unit tests pass locally with my changes (might be obsolete with CI later on)

Metric	Value
Avg. driving score	0.005892
Avg. route completion	0.02
Avg. infraction penalty	0.348058
Collisions with pedestrians	0.0
Collisions with vehicles	0.0
Collisions with layout	709.196
Red lights infractions	0.0
Stop sign infractions	0.0
Off-road infractions	0.001
Route deviations	0.0
Route timeouts	709.196
Agent blocked	0.0
Yield emergency vehicles infractions	0.0
Scenario timeouts	709.196
Min speed infractions	0.0