[gnome-build-meta/jjardon/no_overlaps] project.conf: fail to build on overlaps

[Javier Jardón Cabezas <jjardon src gnome org>]

commit 1fd6f62d916acbe7f60225e4127b315e46f08eee
Author: Javier Jardón <jjardon gnome org>
Date:   Wed Feb 13 21:41:27 2019 +0000

    project.conf: fail to build on overlaps

 project.conf | 2 ++
 1 file changed, 2 insertions(+)
---
diff --git a/project.conf b/project.conf
index eb50aeab..915f586c 100644
--- a/project.conf
+++ b/project.conf
@@ -7,6 +7,8 @@ format-version: 11
 # Where elements are stored
 element-path: elements
 
+fail-on-overlap: true
+
 # Store source refs in central project.refs file
 ref-storage: project.refs