Fixes #8830 - Allow two-pane to work on show

Fixes #8785 - HTML syntax fixes - add thead/tbody, fix formatting

refs #3260 - extract string, fix inconsistent capitalisation

Fixes #3260- Allows puppet to manage value of smart class parameter that can be overrided

Fixes #6710 - unicode characters in url parameters

Original methods to_param defined on resources called name.parameterize
to get rid of url-unsafe characters. This function unfortunately also
stripped off unicode characters.

Changes:
- parameterization extracted into a separate module Parameterizable...

Fixes #7588 - pagination info not a button and aligned

Fixes #6713: Long names needs to be truncated while listing

Fixes #4596 - Change parent of host group via AJAX

Reparenting host groups requires submitting the form to see the changes
nowadays, this fix makes the host group model inherit all properties
from the parent and show them in real time.

Fixes #5926 - hide sensitive parameter values

User can check to hide value when creating or editing global parameter.
The value is masked by *** and is also not displayed when overriding.

Fixes #6693 - set parameters tab to error state and focus when validation fails