patch 7.4.1542

Problem:    job_start() with a list is not tested.
Solution:   Call job_start() with a list.

src/testdir/test_channel.vim

@@ -492,7 +492,7 @@ func Test_nl_pipe()
     return
   endif
   call ch_log('Test_nl_pipe()')
-  let job = job_start(s:python . " test_channel_pipe.py")
+  let job = job_start([s:python, "test_channel_pipe.py"])
   call assert_equal("run", job_status(job))
   try
     let handle = job_getchannel(job)

src/version.c

@@ -743,6 +743,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1542,
 /**/
     1541,
 /**/