Update cookbooks

* Replace old nginx cookbook with new chef_nginx cookbooks
* Update application cookbook

cookbooks/nginx/attributes/echo.rb

@@ -1,24 +0,0 @@
-#
-# Cookbook Name:: nginx
-# Attributes:: echo
-#
-# Author:: Danial Pearce (<github@tigris.id.au>)
-#
-# Copyright 2013, Danial Pearce
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#     http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-#
-
-default['nginx']['echo']['version']        = '0.57'
-default['nginx']['echo']['url']            = "https://github.com/openresty/echo-nginx-module/archive/v#{node['nginx']['echo']['version']}.tar.gz"
-default['nginx']['echo']['checksum']       = '8467237ca0fae74ca7a32fbd34fc6044df307098415d48068214c9c235695a07'