remove javacSource & javacTarget
diff --git a/core/plugins/org.eclipse.dltk.formatter/build.properties b/core/plugins/org.eclipse.dltk.formatter/build.properties
index 89f7b7d..b67aba1 100644
--- a/core/plugins/org.eclipse.dltk.formatter/build.properties
+++ b/core/plugins/org.eclipse.dltk.formatter/build.properties
@@ -1,5 +1,3 @@
-javacSource=1.4
-javacTarget=1.4
 source.. = src/
 output.. = bin/
 bin.includes = META-INF/,\