Change Jamfile.v2 to use static linking to Boost.Python for 'exec' test.

V1 uses static linking, so let's do the same.


[SVN r33226]

libs/python

@@ -1 +1 @@
-Subproject commit fa4ebe5c53acd0bd1c4c312d505ee4d9b54d8ddb
+Subproject commit 6b1a3c448913e832e418e22fdd9bed5a42f1dd62