more docs

Author: Androz2091

src/ch/epfl/chacun/gui/ActionUI.java

@@ -73,8 +73,8 @@ public static Node create(ObservableValue<List<String>> actionsO, Consumer<Strin
      */
     private static String actionsTextRepresentation(List<String> actions) {
         int actionSize = actions.size();
-        int actionIdxFirst = Math.max(0, actionSize - NUMBER_OF_ACTIONS);
-        return IntStream.range(actionIdxFirst, actionSize)
+        int firstActionIdx = Math.max(0, actionSize - NUMBER_OF_ACTIONS);
+        return IntStream.range(firstActionIdx, actionSize)
                 .mapToObj(i -> STR."\{i + 1}:\{actions.get(i)}")
                 .collect(Collectors.joining(", "));
     }

src/ch/epfl/chacun/gui/PlayersUI.java

@@ -24,7 +24,9 @@
  * @author Simon Lefort (371918)
  */
 public final class PlayersUI {
-
+    /**
+     * the opacity of an occupant when it is placed on the board
+     */
     private static final double PLACED_OCCUPANT_OPACITY = .1;
     private static final double HELD_OCCUPANT_OPACITY = 1;
     private static final int PLAYER_CIRCLE_RADIUS = 5;