Introduce concept of stars

Rename IVConquestBase

forge-gui/src/main/java/forge/planarconquest/ConquestCommander.java

@@ -9,6 +9,7 @@ public class ConquestCommander {
     private final PaperCard card;
     private final Deck deck;
 
+    private int stars; //think 1-star/4-star general
     private Region deployedRegion;
     private ConquestAction currentDayAction;
 
@@ -43,6 +44,10 @@ public class ConquestCommander {
         currentDayAction = currentDayAction0;
     }
 
+    public int getStars() {
+        return stars;
+    }
+
     public String toString() {
         return card.getName();
     }

forge-gui/src/main/java/forge/planarconquest/ConquestData.java

@@ -94,7 +94,7 @@ public final class ConquestData {
         return day;
     }
 
-    public void endDay(final IVConquestBase base) {
+    public void endDay(final IVCommandCenter base) {
         FThreads.invokeInBackgroundThread(new Runnable() {
             @Override
             public void run() {

forge-gui/src/main/java/forge/planarconquest/IVCommandCenter.java

@@ -1,5 +1,5 @@
 package forge.planarconquest;
 
-public interface IVConquestBase {
+public interface IVCommandCenter {
     void updateCurrentDay();
 }