patch 8.0.0829: job running in terminal can't communicate with Vim

Problem:    A job running in a terminal window cannot easily communicate with
            the Vim it is running in.
Solution:   Pass v:servername in an environment variable. (closes #1908)

src/version.c

@@ -769,6 +769,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    829,
 /**/
     828,
 /**/