[gnome-contacts] Add very basic .gitignore

[Niels De Graef <nielsdg src gnome org>]

commit 819edbdddaca2df37c3aa15c14f8226f1f1b5d86
Author: Niels De Graef <nielsdegraef gmail com>
Date:   Fri Dec 29 19:19:28 2017 +0100

    Add very basic .gitignore

 .gitignore |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..c93bfd8
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,4 @@
+# Default build directory
+build
+# Created by our ./configure
+Makefile