Fixes #10785 - force encoding for encrypted fields

Fixes #10409 - Rails 4 compatible changes with Rails 3

fixes #10627 - apply host taxonomy scope to facts/report joins

Previous changes to perform a join onto hosts with authorisation result
in a query such as Report.joins(:hosts), which ignores any
default_scope on Host::Base. This commit explicitly passes taxonomy...

Fixes #10736 - Add permission specific logger

Fixes #10713 - improved backtrace logging

• full trace in 500 page in production shows really the full trace
• Foreman::Logging.exception as an unified entry point for exceptions logging
• the backtrace cleaner doesn't delete the plugins
• the orchestration exceptions gets the backtrace covered by logger...

Fixes #7096 - Adds STI to templates

This commit converts Ptables to be just another type of Template so it
gets the same features as ConfigTemplate. ConfigTemplate was renamed to
ProvisioningTemplate to reflect UI and the name under it's commonly known.

fixes #10720 - Adds API to get host vm attributes

This exposes an API to fetch a host's vm_compute_attributes,
such as vmware cpus and memory. It lives at a separate endpoint
because it involves a fetch for data from the compute resource,
and may have different performance characteristics than the database.

Fixes #10487: Add custom logging support

This change moves away from the Rails logger to the 'logging' gem
to support more configurability of logging. Further, this allows for
the creation of custom loggers that plugins can then create during
registration (with `logger`) or through settings....

fixes #6332 - skip taxonomy queries when features are disabled

fixes #10397 - parse Windows Local_Area_Connection interface name