Minor doc and method name changes.

Respective tests updated.

src/test/java/ca/recrown/islandsurvivalcraft/pathfinding/DepthFirstSearchTest.java

@@ -99,7 +99,7 @@ public class DepthFirstSearchTest {
     {
         dfs.setValidatable(new Validator(mapA));
         dfs.setStartPosition(1, 2);
-        dfs.setDirectionPosition(1, 0);
+        dfs.setEndPosition(1, 0);
         assertTrue(dfs.buildPathToEndNode());
     }
 
@@ -108,7 +108,7 @@ public class DepthFirstSearchTest {
     {
         dfs.setValidatable(new Validator(mapB));
         dfs.setStartPosition(3, 0);
-        dfs.setDirectionPosition(3, 2);
+        dfs.setEndPosition(3, 2);
         assertTrue(dfs.buildPathToEndNode());
     }
 
@@ -117,7 +117,7 @@ public class DepthFirstSearchTest {
     {
         dfs.setValidatable(new Validator(mapD));
         dfs.setStartPosition(0, 0);
-        dfs.setDirectionPosition(0, 3);
+        dfs.setEndPosition(0, 3);
         assertTrue(dfs.buildPathToEndNode());
     }
 
@@ -126,7 +126,7 @@ public class DepthFirstSearchTest {
     {
         dfs.setValidatable(new Validator(mapC));
         dfs.setStartPosition(3, 0);
-        dfs.setDirectionPosition(3, 2);
+        dfs.setEndPosition(3, 2);
         assertFalse(dfs.buildPathToEndNode());
     }
 
@@ -135,7 +135,7 @@ public class DepthFirstSearchTest {
     {
         dfs.setValidatable(new Validator(mapE));
         dfs.setStartPosition(3, 0);
-        dfs.setDirectionPosition(3, 2);
+        dfs.setEndPosition(3, 2);
         assertFalse(dfs.buildPathToEndNode());
     }
 
@@ -217,7 +217,7 @@ public class DepthFirstSearchTest {
         Validator validator = new Validator(mapH);
         dfs.setValidatable(validator);
         dfs.setStartPosition(3, 0);
-        dfs.setDirectionPosition(42, 84);
+        dfs.setEndPosition(42, 84);
 
         assertTrue(dfs.findTarget(validator));
         assertEquals(95, dfs.getFoundNode().getX());