updated visual studio project build file to include two new files (slice.cpp and wrapper.cpp)

updated email address for maintainer of visual studio files.


[SVN r28732]

libs/python

@@ -1 +1 @@
-Subproject commit 0deed1ff9bedf3ea8f1abb96be43c63dee253fca
+Subproject commit e38bf06257da1c5034e14f396d8faf3a6a735c0a