Add a cookbook to set tcp keepalived timeouts

This will be consumed by any cookbook that needs to communicate with
mysql or rabbitmq

Partially fixes https://github.com/rcbops/chef-cookbooks/issues/562
Merge pull request #132 from rackerjoe/master

Merged automatically by jenkins after successful build test
attribute out the rcbops RPM repo on monkeypuppetlabs.com.
add default attributes
set the RPM GPG key to the correct location
Merge pull request #133 from rackerjoe/master

Merged automatically by jenkins after successful build test
Add name to endpoint schema to provie for DNS-named endpoints
Merge pull request #134 from odyssey4me/GH574

Merged automatically by jenkins after successful build test
Add restore-selinux-context execute resource to common recipe
Merge pull request #135 from odyssey4me/DE294

Add restore-selinux-context execute resource to common recipe