Closes #46 @arie
(1) Htacess is more generic in values and values-local example
(2) Changed WPS path for alt_path throughout and added check that alt_path and config are set
(3) Added comments to alt_path and alt_config in values and values local example
(3) Selected a single default plugin example
(4) Removed an uncommon db prefix and replaced with a recognised default
(5) Bumped WP three versions to another stable default
(6) Removed special_files var - which related to permissions but was not connected-up
(7) Removed shield vars - which related to cloudlfare deflect etc