Fixed @reloadskilldb issue with offline char server

Signed-off-by: shennetsind <ind@henn.et>
Fixed HPM support for group permissions

pcg->add_permission dropped, use 'AddGroupPermission("name",unsigned int var for mask id)'

Signed-off-by: shennetsind <ind@henn.et>
Merge branch 'master' of https://github.com/HerculesWS/Hercules