Call bundle install explicitly on update.

Makefile

@@ -31,9 +31,6 @@ gitlab/config/resque.yml:
 gitlab/.bundle:
 	cd ${gitlab_development_root}/gitlab && bundle install --without mysql production --jobs 4
-gitlab/db_migrate:
-	cd ${gitlab_development_root}/gitlab && bundle exec rake db:migrate
-
 # Set up gitlab-shell
 gitlab-shell-setup: gitlab-shell/.git gitlab-shell/config.yml gitlab-shell/.bundle
@@ -55,8 +52,14 @@ gitlab-shell/.bundle:
 update: gitlab-update gitlab-shell-update
-gitlab-update: gitlab/.git/pull gitlab/.bundle gitlab/db_migrate
-gitlab-shell-update: gitlab-shell/.git/pull gitlab-shell/.bundle
+gitlab-update: gitlab/.git/pull
+	cd ${gitlab_development_root}/gitlab && \
+	bundle install --without mysql production --jobs 4 && \
+	bundle exec rake db:migrate
+
+gitlab-shell-update: gitlab-shell/.git/pull
+	cd ${gitlab_development_root}/gitlab && \
+	bundle install --without production --jobs 4
 gitlab/.git/pull:
 	cd ${gitlab_development_root}/gitlab && git pull --ff-only