patch 8.0.0249: CI failure when a submit is close to previous one

Problem:    When two submits happen quick after each other, the tests for the
            first one may error out.
Solution:   Use a git depth of 10 instead of 1. (Christian Brabandt)
diff --git a/.travis.yml b/.travis.yml
index 44e320c..0ab1333 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -25,7 +25,7 @@
 sudo: false
 
 git:
-  depth: 1
+  depth: 10
 
 # instead of a 2*2*8 matrix (2*os + 2*compiler + 8*env),
 # exclude some builds on mac os x and linux
diff --git a/src/version.c b/src/version.c
index 1125992..b543b27 100644
--- a/src/version.c
+++ b/src/version.c
@@ -765,6 +765,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    249,
+/**/
     248,
 /**/
     247,