patch 8.1.0737: compiler warning for uninitialized variable

Problem:    Compiler warning for uninitialized variable.
Solution:   Add initialization. (John Marriott)

src/eval.c

@@ -4208,7 +4208,7 @@ eval7(
 		if (**arg == '0' && ((*arg)[1] == 'z' || (*arg)[1] == 'Z'))
 		{
 		    char_u  *bp;
-		    blob_T  *blob;
+		    blob_T  *blob = NULL;  // init for gcc
 
 		    // Blob constant: 0z0123456789abcdef
 		    if (evaluate)

src/version.c

@@ -795,6 +795,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    737,
 /**/
     736,
 /**/