Modified basic agent:

* Using RoadOption from local planner
Modified local planner:
* Increased waypoint que max length
* Re organised buffering code
Modified misc:
* Added vector function
Modified global route planner:
* Using RoadOption from local_planner

CHANGELOG.md

@@ -80,6 +80,8 @@
 
 ## CARLA 0.9.3
 
+  * Basic agent integrated with global router
+  * Fixed local planner to avoid premature route pruning at path overlaps
   * Upgraded to Unreal Engine 4.21
   * Upgraded Boost to 1.69.0
   * New Town04 (biggest so far), includes a freeway, new bridge and road barrier, a nicer landscape based on height-map, and new street props