Rename WorkerAux module to Worker

Master.hs

@@ -21,7 +21,7 @@ import Table
   , freq_from_stat
   , freq_to_stat
   )
-import WorkerAux
+import Worker
   ( verts_recvd_from_stat
   , credit_retd_from_stat
   , min_atomic_credit_from_stat

Sequential.hs

@@ -21,7 +21,7 @@ import Table
   , new
   , to_list
   )
-import WorkerAux
+import Worker
   ( now
   )
 import Types

WorkerAux.hs → Worker.hs

 --
 -- orbit-int workeraux 
 --
-module WorkerAux ( defaultCt
-                 , now
-                 , worker_stats
-                 , verts_recvd_from_stat
-                 , credit_retd_from_stat
-                 , min_atomic_credit_from_stat
-                 , init_idle_from_stat
-                 , tail_idle_from_stat
-                 , max_idle_from_stat
-                 ) where
+module Worker ( defaultCt
+              , now
+              , worker_stats
+              , verts_recvd_from_stat
+              , credit_retd_from_stat
+              , min_atomic_credit_from_stat
+              , init_idle_from_stat
+              , tail_idle_from_stat
+              , max_idle_from_stat
+              ) where
 
 import Control.Distributed.Process
   ( NodeId