v0.2.3: reworked freerunner's class ability

src/com/shatteredpixel/shatteredpixeldungeon/actors/hero/HeroSubClass.java

@@ -40,8 +40,8 @@ public enum HeroSubClass {
 	ASSASSIN( "assassin", 
 		"When performing a surprise attack, the _Assassin_ inflicts additional damage to his target." ),
 	FREERUNNER( "freerunner", 
-		"The _Freerunner_ can move almost twice faster, than most of the monsters. When he " +
-		"is running, the Freerunner is much harder to hit. For that he must be unencumbered and not starving." ),
+		"The _Freerunner_ moves faster when he unencumbered and not starving, " +
+				"if he is invisible, this speed boost is much stronger." ),
 		
 	SNIPER( "sniper", 
 		"_Snipers_ are able to detect weak points in an enemy's armor, " +