Mute console output in test suite

	* src/test/scala/scala/xml/pull/XMLEventReaderTest.scala
	(missingTagTest): Manual build of Source object to override
	reportError.

Author: ashawley

src/test/scala/scala/xml/pull/XMLEventReaderTest.scala

@@ -54,7 +54,10 @@ class XMLEventReaderTest {
         |</exclusive-start>
         |""".stripMargin
 
-   val er = new XMLEventReader(Source.fromString(data))
+   val er = new XMLEventReader(new Source {
+     val iter = data.iterator
+     override def reportError(pos: Int, msg: String, out: java.io.PrintStream = Console.err) {}
+   })
    while(er.hasNext) er.next()
    er.stop()
  }