add missing template for recovery.conf
default version of centos 5 is 8.1 not 8.4
split client recipe into debian and redhat components
determine package name based on package version
no need to template CentOS-Base.repo anymore
move the repo config from yum into postgresql
notifying apt-get update is not needed, actually it is an error
use yum_reposiroty instead
import https://github.com/opscode-cookbooks/yum/tree/7282923fed30b8d5b9b9cb588d85de61f8e9fe4c
The following recipes are kept:

  - yum/recipes/atrpms.rb
  - yum/recipes/epel.rb
  - yum/recipes/ius.rb
  - yum/recipes/remi.rb
  - yum/recipes/rpmforge.rb
  - yum/recipes/yum.rb