Simplify comments about RPGk2E

src/player.h

@@ -166,13 +166,10 @@ namespace Player {
 	/** @return If engine is RPG2k3 >= 1.05 and RPG2k3 <= 1.09a */
 	bool IsRPG2k3Updated();
 
-	/**
-	 * @return If engine is the official English RM2k release v.1.61 or newer.
-	 * False if engine is RM2k3, Japanese, unofficial or v.1.60.
-	 */
+	/** @return If engine is the official English RPG2k >= v.1.60. */
 	bool IsRPG2kE();
 
-	/** @return If engine is the official English RM2k3 release (v1.10) or newer. */
+	/** @return If engine is the official English RPG2k3 >= v1.10 */
 	bool IsRPG2k3E();
 
 	/** @return If engine is RPG2kLegacy() or RPG2k3Legacy() */
@@ -181,10 +178,7 @@ namespace Player {
 	/** @return If engine is RPG2kUpdated() or RPG2k3Updated() */
 	bool IsMajorUpdatedVersion();
 
-	/**
-	 * @return If engine is the official English release (and not RM2k v.1.60,
-	 * which is hard to detect).
-	 */
+	/** @return If engine is RPG2kE() or RPG2k3E() */
 	bool IsEnglish();
 
 	/**