XML Reporter closes tag and flushes stream at end of TestCase and Section tags.

This fixes an issue where XML reports on stdout are broken by printf statements

projects/SelfTest/TrickyTests.cpp

@@ -399,3 +399,9 @@ TEST_CASE( "X/level/0/a", "[Tricky]" )      { SUCCEED(""); }
 TEST_CASE( "X/level/0/b", "[Tricky][fizz]" ){ SUCCEED(""); }
 TEST_CASE( "X/level/1/a", "[Tricky]" )      { SUCCEED(""); }
 TEST_CASE( "X/level/1/b", "[Tricky]" )      { SUCCEED(""); }
+
+TEST_CASE( "has printf", "" ) {
+
+    // This can cause problems as, currently, stdout itself is not redirect - only the cout (and cerr) buffer
+    printf( "spanner" );
+}