Enabled IntroduceProjectRule. Approved by Vinayak.

git-svn-id: https://asterixdb.googlecode.com/svn/branches/asterix_stabilization@1008 eaa15691-b419-025a-1212-ee371bd00084
diff --git a/asterix-app/src/test/resources/optimizerts/results/push_limit.plan b/asterix-app/src/test/resources/optimizerts/results/push_limit.plan
index 21d56c6..0169800 100644
--- a/asterix-app/src/test/resources/optimizerts/results/push_limit.plan
+++ b/asterix-app/src/test/resources/optimizerts/results/push_limit.plan
@@ -2,12 +2,13 @@
   -- STREAM_PROJECT  |UNPARTITIONED|
     -- ASSIGN  |UNPARTITIONED|
       -- STREAM_LIMIT  |UNPARTITIONED|
-        -- SORT_MERGE_EXCHANGE [$$9(ASC) ]  |PARTITIONED|
-          -- STREAM_PROJECT  |PARTITIONED|
+        -- STREAM_PROJECT  |PARTITIONED|
+          -- SORT_MERGE_EXCHANGE [$$9(ASC) ]  |PARTITIONED|
             -- STREAM_SELECT  |PARTITIONED|
-              -- ASSIGN  |PARTITIONED|
-                -- STREAM_LIMIT  |PARTITIONED|
-                  -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                    -- DATASOURCE_SCAN  |PARTITIONED|
-                      -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                        -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
+              -- STREAM_PROJECT  |PARTITIONED|
+                -- ASSIGN  |PARTITIONED|
+                  -- STREAM_LIMIT  |PARTITIONED|
+                    -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                      -- DATASOURCE_SCAN  |PARTITIONED|
+                        -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                          -- EMPTY_TUPLE_SOURCE  |PARTITIONED|