Copy localserver prod-static instead of linking so old files are retained.

(imported from commit 728cce9f1b3a47d62f2856a509ed65a3ac6bd451)

puppet/zulip/manifests/local_server.pp

@@ -25,8 +25,9 @@ class zulip::local_server {
     target => '/home/zulip/zulip',
   }
   file { '/home/zulip/prod-static':
-    ensure => 'link',
-    target => '/home/zulip/deployments/current/prod-static/serve',
+    ensure => 'directory',
+    owner  => 'zulip',
+    group  => 'zulip',
   }
 
   file { '/etc/postgresql/9.1/main/postgresql.conf.template':

scripts/unpack-zulip

@@ -23,6 +23,8 @@ subprocess.check_call(["mv", os.path.join(extract_path, "zulip-server"), deploy_
 subprocess.check_call(["rmdir", extract_path])
 subprocess.check_call(["ln", "-nsf", "/etc/zulip/settings.py",
                        os.path.join(deploy_path, "zproject/local_settings.py")])
+subprocess.check_call(["cp", "-rT", os.path.join(deploy_path, 'prod-static/serve'),
+                      '/home/zulip/prod-static'])
 
 print deploy_path
 sys.exit(0)