Revert "Add branch docs publishing"

This reverts commit 6f5cc529d5.

Latest ExDoc no longer works with this version.

lib/elixir/lib/calendar/datetime.ex

@@ -582,6 +582,10 @@ defmodule DateTime do
   It will return the integer with the given unit,
   according to `System.convert_time_unit/3`.
 
+  If you want to get the current time in Unix seconds,
+  do not do `DateTime.utc_now() |> DateTime.to_unix()`.
+  Simply call `System.os_time(:second)` instead.
+
   ## Examples
 
       iex> 1_464_096_368 |> DateTime.from_unix!() |> DateTime.to_unix()

lib/elixir/lib/registry.ex

@@ -204,7 +204,7 @@ defmodule Registry do
   @type guards :: [guard]
 
   @typedoc "A pattern used to representing the output format part of a match spec"
-  @type body :: [atom | tuple]
+  @type body :: [term]
 
   @typedoc "A full match spec used when selecting objects in the registry"
   @type spec :: [{match_pattern, guards, body}]

lib/logger/lib/logger.ex

@@ -467,8 +467,9 @@ defmodule Logger do
 
   Erlang/OTP handlers must be listed under your own application:
 
-      config :my_app, :logger,
-        [:handler, :name_of_the_handler, ACustomHandler, configuration = %{}]
+      config :my_app, :logger, [
+        {:handler, :name_of_the_handler, ACustomHandler, configuration = %{}}
+      ]
 
   And then explicitly attached in your `c:Application.start/2` callback: