Upgrade bzip2 to 1.0.6.
diff --git a/PC/VS9.0/pyproject.vsprops b/PC/VS9.0/pyproject.vsprops
index 441f95f..20fbcd8 100644
--- a/PC/VS9.0/pyproject.vsprops
+++ b/PC/VS9.0/pyproject.vsprops
@@ -54,7 +54,7 @@
 	/>

 	<UserMacro

 		Name="bz2Dir"

-		Value="$(externalsDir)\bzip2-1.0.5"

+		Value="$(externalsDir)\bzip2-1.0.6"

 	/>

 	<UserMacro

 		Name="lzmaDir"