import https://github.com/onehealth-cookbooks/sysctl/tree/a07593335554f6e12f7f03c5e1d35aa74ad985e6
use attributes for sysctl, as the resource/prodiver method is not persistent
fix mysql attribute error (https://github.com/opscode-cookbooks/mysql/pull/93)
Merge pull request #176 from nhannguyen/mysql

fix mysql attribute error (https://github.com/opscode-cookbooks/mysql/pull/93)
only add repos when needed
add max_pred_locks_per_transaction for redhat
Merge pull request #177 from phunehehe/postgresql-repo

only add repos when needed
Merge pull request #174 from phunehehe/postgresql

add max_pred_locks_per_transaction for redhat
Merge pull request #173 from phunehehe/sysctl

Update sysctl from upstream and replay our changes
Merge pull request #175 from phunehehe/roundcube

fix missing variable comparison
update postgresql debian config template
Merge pull request #178 from nhannguyen/postgresql

update postgresql debian config
PHP cookbook: use APC package from pear instead of distro repo

- Because distro-provided APC package sometimes causes PHP to hang
- Use platform_family instead of node['platform']
- Raise NotImplementedError if platform is not supported
update gitlab to 6.7.3

- Update gitlab version: v6.7.3
- Update gitlab shell version: v1.9.1
- Use `remote_file` instead of `file` to fix chef compile error
Merge pull request #180 from phunehehe/gitlab-6.7

update gitlab to 6.7.3
Merge pull request #179 from phunehehe/php-use-latest-apc

PHP cookbook: use APC package from pear instead of distro repo
change variable name to be consistent
add an attribute for wal_keep_segments
default value of archive_timeout is actually 0
wal archiving is not needed for streaming replication (which was why it was put there)