Remove celery.timer from reference

docs/reference/celery.timer.rst

@@ -1,8 +0,0 @@
-======================
-Timers - celery.timer
-======================
-
-.. currentmodule:: celery.timer
-
-.. automodule:: celery.timer
-    :members:

docs/reference/index.rst

@@ -35,5 +35,4 @@
     celery.managers
     celery.models
     celery.fields
-    celery.timer
     celery.bin.celeryd