fixes #3752 - move data population from migrations into seed script

fixes #2572 - FreeBSD unattended installation support via mfsbsd

syncing with upstream community-templates

update default provisioning templates

• removed workarounds for RHEL3-4
• use bootif=<host mac> for RHEL hosts
• tried to do time sync against ntp-server parameter
• switched to using epel snippet instead dead epel code
• fixed #1487 - EOF sometimes not found

fixes #137 - Better support for non-hostname certnames

This patch introduce a new setting :use_uuid_for_certificates which
defaults to false.

users who wish to deploy their hosts using a random unique id, should
enable that setting, and use the certname directive in their puppet.conf...

expose puppet_ca settings to puppet.

this also introduce it as an ENC variable just in case you want to use it in puppet.conf template

Signed-off-by: Alexander Chuzhoy <sashac88@hotmail.com>

This is to overcome the following messages when executing "puppetd -t" on a client.
warning: You have configuration parameter $environment specified in [puppetd], which is a deprecated section. I'm assuming you meant [agent]

fixes #28 and converts existing helpers to snippets