Set Gerrit to 3.1.8

Change-Id: I972d79c6f816115e71efe85c14896473bd24fac0
diff --git a/fpm/Makefile b/fpm/Makefile
index 6ac5d41..8b20583 100644
--- a/fpm/Makefile
+++ b/fpm/Makefile
@@ -1,5 +1,5 @@
-VERSION=3.1.7
-WAR_VERSION=3.1.7
+VERSION=3.1.8
+WAR_VERSION=3.1.8
 URL=https://gerrit-releases.storage.googleapis.com/gerrit-$(WAR_VERSION).war
 CI_URL=https://gerrit-ci.gerritforge.com
 RELEASE=1
diff --git a/macOS/Makefile b/macOS/Makefile
index 12be3e6..5237abd 100644
--- a/macOS/Makefile
+++ b/macOS/Makefile
@@ -1,4 +1,4 @@
-VERSION := 3.1.7
+VERSION := 3.1.8
 
 all: server