Keep promisses in edge for now

Author: pitr-ch

lib/concurrent.rb

@@ -30,7 +30,6 @@
 require 'concurrent/timer_task'
 require 'concurrent/tvar'
 require 'concurrent/lock_free_stack'
-require 'concurrent/promises'
 
 require 'concurrent/thread_safe/synchronized_delegator'
 require 'concurrent/thread_safe/util'

lib/concurrent/actor.rb

@@ -1,7 +1,7 @@
 require 'concurrent/configuration'
 require 'concurrent/executor/serialized_execution'
 require 'concurrent/synchronization'
-require 'concurrent/promises'
+require 'concurrent/edge/promises'
 
 module Concurrent
   # TODO https://github.com/celluloid/celluloid/wiki/Supervision-Groups ?