removed gridSize from the template arguments

- not needed and code much cleaner
some minor changes
new test-cases

tests/grid/TestImportance.cpp

@@ -0,0 +1,44 @@
+#ifdef WITH_TESTS
+
+#include "../Tests.h"
+
+#include "../../grid/factory/GridImportance.h"
+#include "../../grid/factory/GridFactory.h"
+#include "../../floorplan/FloorplanFactorySVG.h"
+#include "../../nav/dijkstra/Dijkstra.h"
+#include "../../grid/walk/GridWalkWeighted.h"
+
+#include "Plot.h"
+
+TEST(Importance, Doors) {
+
+
+	Grid<GP> g(20);
+	GridFactory<GP> gf(g);
+
+	// load floorplan
+	FloorplanFactorySVG fpf(getDataFile("fp1.svg"), 6);
+	Floor f1 = fpf.getFloor("1");
+	Floor f2 = fpf.getFloor("2");
+	Stairs s1_2 = fpf.getStairs("1_2");
+
+	// build the grid
+	gf.addFloor(f1, 20);
+	//gf.addFloor(f2, 340);
+	gf.addStairs(s1_2, 20, 340);
+	gf.removeIsolated();
+
+	// calculate node importance based on the floorplan (walls, ...)
+	GridImportance gi;
+	gi.addImportance(g, 20);
+
+
+	Plot p;
+	p.gp << "set view 0,0\n";
+	p.build(g);
+	p.addFloor(f1, 20);
+	p.fire();
+
+}
+
+#endif