Update examples to use new module names

examples/dynload/poly/Plugin.hs

@@ -1,7 +1,7 @@
 module Plugin where
 
 import API
-import AltData
+import AltData.Dynamic
 
 my_fun = plugin { 
                 equals = \x y -> (x /= y)  -- a strange equals function :)

examples/dynload/poly/api/API.hs

@@ -2,7 +2,7 @@
 
 module API where
 
-import AltData
+import AltData.Typeable
 
 data Interface = Interface { 
         equals :: forall t. Eq t => t -> t -> Bool

examples/dynload/poly/prog/Main.hs

@@ -2,7 +2,7 @@
 
 #include "../../../../config.h"
 
-import Plugins
+import System.Plugins
 import API
 
 main = do