backed out Olegs changes for #1257344 as per discussion on dev list

src/checkstyle/com/puppycrawl/tools/checkstyle/PropertyCacheFile.java

@@ -40,7 +40,7 @@ import com.puppycrawl.tools.checkstyle.api.Utils;
  *
  * @author Oliver Burn
  */
-public final class PropertyCacheFile
+final class PropertyCacheFile
 {
     /**
      * The property key to use for storing the hashcode of the

src/checkstyle/com/puppycrawl/tools/checkstyle/StringArrayReader.java

@@ -31,7 +31,7 @@ import java.io.IOException;
  * </p>
  * @author <a href="mailto:lkuehne@users.sourceforge.net">Lars Kühne</a>
  */
-public final class StringArrayReader extends Reader
+final class StringArrayReader extends Reader
 {
     /** the underlying String array */
     private final String[] mUnderlyingArray;

src/xdocs/releasenotes.xml

@@ -14,8 +14,7 @@
       <p>New features:</p>
 
       <ul>
-        <li>PropertyCacheFile & StringArrayReader are public now (bug
-        1257344)</li>
+        <li>TBD</li>
       </ul>
 
       <p>Fixed Bugs:</p>