Added %player_yaw% and %player_pitch% placeholders

src/main/java/com/extendedclip/papi/expansion/player/PlayerExpansion.java

@@ -192,6 +192,10 @@ public class PlayerExpansion extends PlaceholderExpansion implements Configurabl
                 return String.valueOf(p.getLocation().getBlockY());
             case "z":
                 return String.valueOf(p.getLocation().getBlockZ());
+            case "yaw":
+                return String.valueOf(p.getLocation().getYaw());
+            case "pitch":
+                return String.valueOf(p.getLocation().getPitch());
             case "biome":
                 return String.valueOf(p.getLocation().getBlock().getBiome());
             case "ip":