* java/io/PipedInputStream.java, java/io/PipedReader.java, java/io/PipedOutputStream.java, java/io/PipedWriter.java: Imported from Classpath. From-SVN: r33300
* All files: Updated copyright information. * COPYING: New file. * COPYING.LIB: Removed. * LIBGCJ_LICENSE: We now use GPL + special exception. From-SVN: r32387
From-SVN: r31504
From-SVN: r26263