fixes #423 - import puppetclasses is available on all controllers

Fixes #420 - Settings dropdown is a partial

Fixes #386 - Updated rake puppet:import_classes to support the new API

The rake task now queries for the changes and then performs the update.

Some additional sanity checking is performed in the execution phase.

A batch mode is provided via rake puppet:import:puppet_classes[true]. When...

Fixes #356 - More improvements for Debian package specification

• Added rake task pkg:deb to build a Debian package for Foreman with debuild.
• Relaxed dependencies in Debian control file to hopefully allow installation of the foreman DEB under Ubuntu karmic, Ubuntu lucid, Debian lenny and Debian sid....

Fixes #395 - rake db:convert:prod2dev now accepts an optional table and record count parameter

Fixes #260 - Switch to using STI for OS families

Fixes #101 - Generate rdoc files and html links on the puppetclasses page

Rewite rdocs if required by the prepare phase
Incorporate Fank Sweetser's :: patch
Incorporate a url_helper suggested by Ohad
Added a new interface via links on the supported environments list

fixes #246 - add kickstart compatibility with RHE6 and minor fixes for ftp based urls

fixes #237 - installing puppet from epel breaks if base image is not 5.3 or 4.9 release

fixes #235 - Small refactoring of the media handling for operating system families: * Use URI class for any URI related operations * Added substitution for $version, $major and $minor in media path * Force use of http(s)|ftp|nfs URI schema: NFS shares have now to be entered in URI form: nfs://server/path/.../ instead of server:/path/.../