Cleanup function_types Jamfile.

Make it directly depends on Wave target. Simplify naming
of targets. Addresses #1653


[SVN r53619]

libs/function_types

@@ -1 +1 @@
-Subproject commit b7da1bd1ab1f58c21c83ca2df3fc1d6a12c642de
+Subproject commit 1b4fdee6ff8822e495aa2405993bde362b40ca6c