Changes tabs to spaces, also removed extra boolean.

src/main/java/com/sk89q/worldedit/commands/NavigationCommands.java

@@ -67,12 +67,8 @@ public class NavigationCommands {
             Boolean ascentDone = false;
             int ascentLevels = 1;
             int levelsToAscend = args.getInteger(0);
-        	while (!ascentDone) {
+            while (player.ascendLevel() && levelsToAscend != ascentLevels) {
-        		if (player.ascendLevel() && levelsToAscend != ascentLevels) {
                 ascentLevels++;
-        		} else {
-        		ascentDone = true;
-        		}
             }
             if (ascentLevels == 0) {
             player.printError("No free spot above you found.");
@@ -101,15 +97,10 @@ public class NavigationCommands {
                 player.printError("No free spot above you found.");
             }
         } else {
-        	Boolean descentDone = false;
             int descentLevels = 1;
             int levelsToDescend = args.getInteger(0);
-        	while (!descentDone) {
+            while (player.descendLevel() && levelsToDescend != descentLevels) {
-        		if (player.descendLevel() && levelsToDescend != descentLevels) {
                 descentLevels++;
-        		} else {
-        		descentDone = true;
-        		}
             }
             if (descentLevels == 0) {
             player.printError("No free spot above you found.");