[gnome-maps/wip/jonasdn/vector-tiles] render motorway and trunk above smaller roads, renders Berlin better

[Andreas Nilsson <andreasn src gnome org>]

commit b458f631c574e0359eb29c7bc545b2a27fcf1cf4
Author: Andreas Nilsson <anilsson redhat com>
Date:   Mon May 4 02:02:49 2015 +0200

    render motorway and trunk above smaller roads, renders Berlin better

 data/gnome-maps.mapcss |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/data/gnome-maps.mapcss b/data/gnome-maps.mapcss
index 2ac2a3c..37e28d8 100644
--- a/data/gnome-maps.mapcss
+++ b/data/gnome-maps.mapcss
@@ -52,6 +52,7 @@ way|z8-17[highway=motorway],
 way|z8-17[highway=motorway_link] {
     color: #ffaf60;
     casing-color: #f57900;
+    z-index: 7;
 }
 
 way|z8-17[highway=motorway][is_bridge=yes] {
@@ -64,6 +65,7 @@ way|z9-17[highway=primary],
 way|z9-17[highway=primary_link] {
     color: #ffea40;
     casing-color: #c4af00;
+    z-index: 6;
 }
 
 way|z9-17[highway=trunk][is_bridge=yes],