v0.3.0: buff descriptions round 5, all descriptions added

src/com/shatteredpixel/shatteredpixeldungeon/actors/buffs/Vertigo.java

@@ -38,6 +38,16 @@ public class Vertigo extends FlavourBuff {
         return "Vertigo";
     }
 
+    @Override
+    public String desc() {
+        return "Walking in a straight line can be difficult when the whole world is spinning.\n" +
+                "\n" +
+                "While under the effects of vertigo, characters who attempt to move will go in a random direction, " +
+                "instead of the one they intended to go in. \n" +
+                "\n" +
+                "This Vertigo effect with last for " + dispTurns() + ".";
+    }
+
     public static float duration( Char ch ) {
         Resistance r = ch.buff( Resistance.class );
         return r != null ? r.durationFactor() * DURATION : DURATION;