Fixes #8048: n+1 query selecting multiple hosts
Fixes #8043 - Statistic links to OS
Fixes #746 - Generate all the Host template when click on Build to avoid errors during installation
templates - sync from community-templates
Bump version to 1.8-develop
fixes #8056 - replaces . (dot) in params with - (hyphen)
refs #746 - fix string interpolation ordering
Fixes #8009 - Make sure the final version of helpers is in the controller
ref #8056 - Unit tests for to_param