patch 7.4.1258

Problem:    The channel test can fail if messages arrive later.
Solution:   Add a short sleep. (Jun T.)

src/testdir/test_channel.vim

@@ -88,14 +88,17 @@ func Test_communicate()
 
   " Send an eval request that works.
   call assert_equal('ok', ch_sendexpr(handle, 'eval-works'))
+  sleep 10m
   call assert_equal([-1, 'foo123'], ch_sendexpr(handle, 'eval-result'))
 
   " Send an eval request that fails.
   call assert_equal('ok', ch_sendexpr(handle, 'eval-fails'))
+  sleep 10m
   call assert_equal([-2, 'ERROR'], ch_sendexpr(handle, 'eval-result'))
 
   " Send a bad eval request. There will be no response.
   call assert_equal('ok', ch_sendexpr(handle, 'eval-bad'))
+  sleep 10m
   call assert_equal([-2, 'ERROR'], ch_sendexpr(handle, 'eval-result'))
 
   " make the server quit, can't check if this works, should not hang.

src/version.c

@@ -742,6 +742,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1258,
 /**/
     1257,
 /**/