Update cookbooks for Ubuntu 16.04 TLS

Batali

@@ -6,9 +6,6 @@ Batali.define do
   cookbook 'mediawiki',
            git: 'https://github.com/67P/mediawiki-cookbook.git',
            ref: 'nginx'
-  cookbook 'php-fpm',
-           git: 'https://github.com/67P/cookbook-php-fpm.git',
-           ref: 'ubuntu_systemd'
   cookbook 'wordpress',
            git: 'https://github.com/67P/wordpress-cookbook.git',
            ref: 'relax_dependencies'
@@ -17,7 +14,9 @@ Batali.define do
   cookbook 'application_nodejs',
            git: 'https://github.com/67p/application_nodejs.git',
            ref: 'master'
+  cookbook 'php-fpm',     '0.7.8'
   cookbook 'application', '4.1.6'
+  cookbook 'php',         '~> 3.0.0'
   cookbook 'users'
   cookbook 'sudo'
   cookbook 'hostname'
@@ -28,13 +27,16 @@ Batali.define do
   cookbook 'firewall'
   cookbook 'nginx'
   cookbook 'build-essential'
-  cookbook 'mysql'
+  cookbook 'mysql',           '~> 8.3.0'
   cookbook 'database'
-  cookbook 'mysql2_chef_gem'
+  cookbook 'mysql2_chef_gem', '~> 2.0.1'
   cookbook 'omnibus_updater'
   cookbook 'timezone-ii'
   cookbook 'nodejs',          '~> 3.0.0'
   cookbook 'ark'
   cookbook 'logrotate'
+
+  # Unused
+  cookbook "yum-epel",        '0.3.6'
 end