build,travis: limit git depth to 1 level

It's just a minor optimization of the build.
No need to clone up to 50 revisions back (travis default)

Signed-off-by: Alexandru Ardelean <ardeleanalex@gmail.com>

diff --git a/.travis.yml b/.travis.yml
index 4cf74b1f06d26747ffe500c5a9deba0c40d4fc5b..e8e37aa7d548d13a5f39fc1584e8ab57562c75cf 100644 (file)
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,3 +1,5 @@
+git:
+  depth: 1
 language: c
 dist: trusty
 sudo: false