Helpers

Topics
	astar/structures/ads/ExplicitAdjacency.h
	The arcs of a weighted graph, on the GraphBuilder and ArrayGraph of ADS.
	astar/structures/ads/GridAdjacency.h
	The moves from a cell of a GridMap and their costs, on the GridGraph of ADS.
	astar/structures/ads/NodePool.h
	The arena of the nodes, on the Arena of ADS, on huge pages.

Detailed Description