fixes #2138 - Ensure at least one Location / Organization exists

fixes #2126 Large report messages won't fit in PostgreSQL's index_messages_on_value

fix import classes button

lighter style to the host status labels.

Make sure we're not merging nil in to_json

Options argument might be nil. Therefore it fails when trying to call {}.merge(options) (for example when recording examples with apipie).

fixes #2147 - param classes with multiple matchers are evaluated incorrectly

fixes #851 - display diff view on Puppet file content change

new version of ace editor, better diff colors, diff in report show page.

fixes #2145 Host Search not working by user

fixes #2136 hyperlink host properties

fixes #2121, #2069 - restrict importers and ENC to puppetmasters and users

CVE-2013-0171: report and fact importers parse YAML directly from the remote
host without authentication. Untrusted YAML can instantiate objects and be
used to exploit Foreman.

CVE-2013-0174: external nodes (ENC) output is available to any source and...