The default policy provided by meta-selinux breaks a lot of the features in
DEY, so adapt it to make most features work. Note that this is simply an
example, end users should create their own policies for their own needs.
Make these changes toggleable so that users can use the reference policy
instead.
https://onedigi.atlassian.net/browse/DEL-7641
Signed-off-by: Gabriel Valcazar <gabriel.valcazar@digi.com>