fixes #426 expose BMC information in foreman UI

Signed-off-by: Ohad Levy <ohadlevy@gmail.com>

This patch also adds an abstracted power management class for both VM
and BM

Fixes #2461 - Allow user to not have a puppet proxy

fixes #2393 - Couple of models broken with audited 3.0.0

this is not a fix for the mass assignment problem, rather just to solve immedient packaing issue upstream.

a follow up on mass assignment should be done via another commit.

Fixes #2439 - Add true to respond_to? calls for initialize_puppetca

Feature #2368 - i18n extracting strings

Feature #2368 - use N_ for model validators

As per https://github.com/grosser/fast_gettext/wiki/activerecord

Feature #2368 - i18n extracting strings

flot charts

Use flot charts instead of highcharts.
flot charts license is more friendly.

This version of the code is feature compatible with the old charts,
including:
pie: drill-down and expend.
stacked charts: zoom, hide series in legend.
all types has tooltips....

fixes #2351 Downcase fqdn when importing facts, for hostname validation consistency

upgrade foreman to rails 3.2.13

This commit updates from rails 3.0.x to 3.2.x, main changes include:

• Asset pipline support
• cleanup of existing assets (javascript, css, images)

Users who uses foreman in production, make sure that you now compile
your assets, e.g...