Replace U+00A0 NO-BREAK SPACE with plain spaces

Author: gribozavr

Foundation/NSArray.swift

@@ -344,11 +344,11 @@ public class NSArray : NSObject, NSCopying, NSMutableCopying, NSSecureCoding, NS
 
     public subscript (idx: Int) -> AnyObject {
         get {
-                guard idx < count && idx >= 0 else {
-                    fatalError("\(self): Index out of bounds")
-                }
+            guard idx < count && idx >= 0 else {
+                fatalError("\(self): Index out of bounds")
+            }
 
-                return objectAtIndex(idx)
+            return objectAtIndex(idx)
         }
     }