fixes #12436 - as a user I want to deploy vSphere vms on a storage pool

Fixes #13245 - Remove duplicate apipie description from compute_resources

fixes #12920 - allowing os parameters to be set via API

Fixes #12718 - smart proxy log table

This patch adds a table with logs fetched from Smart Proxy /logs new API. It
returns latest N log entries from a simple memory buffer. The table supports
filtering by level, custom filtering and it introduces several overview...

Fixes #13216 - Added ability to extend API by creating facet subnode
This commit adds the ability for plugins to extend Host model with custom data that will be stored in a facet model.
In order to show this data an extension point is added to Host's view API, so the properties list can be extended by the facet....

Fixes #12566 - host_parameters_attributes accepts nested flag

Fixes #12965 - provisioning/config templates are shown under OS API

Fixes #12754 - adds permission name to 403 page

Fixes #7230, #12021 - Upgrade to Rails 4.1.5

This commits upgrades Rails to Rails 4.1.5. See a description of the
changes included here, and go to the pull request in GitHub to see more
detailed explanations:

• Update gems to a Rails 4 compatible version, including dependencies...

Fixes #12691 - Small Rails 4 backwards compatible changes

Following on 10409, rebasing the Rails 4 PR with develop has needed some
changes that can be backported to develop now.