Latest bnd sync

git-svn-id: https://svn.apache.org/repos/asf/felix/trunk@1370165 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/bundleplugin/src/main/java/aQute/bnd/build/ProjectTester.java b/bundleplugin/src/main/java/aQute/bnd/build/ProjectTester.java
index 86ce2e3..4549624 100644
--- a/bundleplugin/src/main/java/aQute/bnd/build/ProjectTester.java
+++ b/bundleplugin/src/main/java/aQute/bnd/build/ProjectTester.java
@@ -63,7 +63,9 @@
 	}
 
 	public boolean prepare() throws Exception {
-		reportDir.mkdirs();
+		if (!reportDir.exists() && !reportDir.mkdirs()) {
+			throw new IOException("Could not create directory " + reportDir);
+		}
 		for (File file : reportDir.listFiles()) {
 			file.delete();
 		}