Add git-review config

Change-Id: Icca72ab36db2a646b17abaf7c95fcd5be9527f50
diff --git a/.gitreview b/.gitreview
new file mode 100644
index 0000000..88a6443
--- /dev/null
+++ b/.gitreview
@@ -0,0 +1,4 @@
+[gerrit]
+host=gerrit.osmocom.org
+project=osmo-gsm-tester
+