lib/perl5/Cloudenabled/HttpUtil.pm: added
bin/htpasswd-bulk: + operation to add/update password

added operation '~' to add or update the user password (if the user doesn't
exists it adds, otherwise it updates)
libexec/archive-vhost-db: removed useless functionality

removed the include_mysql_db variable and functionality.
Merge branch 'development'
apache_include/extplorer.conf: fixed wrong path