Add ubuntu1404 platform to kitchen.yml.  Update version of rs-base in Berksfile to bring in newer version of rsyslog that has fix to use upstart for ubuntu.
add centos7 support, which requires installing mysql from mysql.com repo.
update apt and use yum-epel cookbook.
edit /etc/hosts for testing due to changes in apache2 cookbook
Use the updated application_cookbook for testing.
- Added CentOS 7.0 and RHEL 7.0 testing.
- Installs HAProxy 1.5.4
Direct haproxy cookbook in berksfile to be a new org.
Changes required for latest version of chefspec.
Update kitchen.yml to work with RHEL 6.5.
Updated README with platforms supported.
Updating README.md.
Update Berksfile with renamed rs-application_php branch.
RHEL 7 required rhel-7-server-optional-rpms repo enabled in order to install php-devel.
Using application_php from rightscale-cookbooks-contrib org.
Streamlining of code from reviews.

- Add a checksum for remote_file resource.
- Combine two compile_time resource blocks into one.
- Remove the already default backup attribute from cookbook_file resource.
Update default spec tests to use expect instead of should
Merge branch 'st_14_13_acu173881_update_new_os' of github.com:rightscale-cookbooks/rs-haproxy into st_14_13_acu173881_update_new_os
Update backend spec tests to use expect instead of should
Change github org of mysql to rightscale-cookbooks-contrib.
Disable vagrant network auto-config, so not to check other instances using the same IP for private_networks.
Update branch for application_php and haproxy cookbook in Berksfile.
Add Travis CI notification via Slack.
Update location of cookbooks in Berksfile and README.md.
Recent change of disabling private_network config prevented setting the internal network interface. Changed this by disabling routing with a netmask of 255.255.255.255, allowing multiple hosts to have the IP.