started removing KLib related code:

- assertions
- distributions
new helper methods
worked on stairs
worked on grid-walkers
worked on navigation

tests/grid/TestWalk.cpp

@@ -12,7 +12,8 @@
 #include "../../grid/walk/GridWalkWeighted.h"
 #include "../../grid/walk/GridWalkLightAtTheEndOfTheTunnel.h"
 
-TEST(Walk, DISABLED_plot) {
+TEST(Walk, plot) {
+//TEST(Walk, DISABLED_plot) {
 
 	Grid<GP> g(20);
 	GridFactory<GP> gf(g);
@@ -25,12 +26,24 @@ TEST(Walk, DISABLED_plot) {
 	Floor f2 = fpf.getFloor("2");
 	Stairs s1_2 = fpf.getStairs("1_2");
 
+
+
 	// build the grid
 	gf.addFloor(f1, 20);
 	if (use3D) {
 		gf.addFloor(f2, 340);
 		gf.addStairs(s1_2, 20, 340);
 	}
+
+
+
+	//TODO: write as something simpler? e.g. as box with rotation??
+	PlatformStair pStair;
+	pStair.platform = BBox2(Point2(200, 200), Point2(400,500));
+	pStair.s1 = Stair(Line2( 600,200, 600,350 ), Point2(-200,0));
+	pStair.s2 = Stair(Line2( 600,400, 600,500 ), Point2(-250,0));
+	//gf.buildPlatformStair(pStair, 20, 340);
+
 	gf.removeIsolated();
 
 	// calculate node importance based on the floorplan (walls, ...)
@@ -95,7 +108,10 @@ TEST(Walk, DISABLED_plot) {
 	}
 
 	Plot p;
+
+	// show the grid
 	//p.build(g);
+
 	p.addFloor(f1, 20);
 	if (use3D) {
 		p.addFloor(f2, 340);