Minor cleanup.
Initial fix for #63 - delete records only related to zone templates.
Updated db schemas for 2.1.7 release.
By default use PDO, MDB2 is deprecated.
Installer fix - it should also insert value for use_ldap.
Use localhost for default config, also pdo as default db layer.
Hide fields that are not relevant to the installation to SQLite database.
Improved installation to SQLite database.
Only few fields required for SQLite configuration.
No primary key for migrations table, therefore ignore it during installation to PostgreSQL database.
Merge branch 'master' of https://github.com/poweradmin/poweradmin
Minor cleanup.
No need to define field length for primary keys, installer now has full support for SQLite.
Added migrations table to the installer.
Installer: no need to set default ports for mysql or postgresql.
Update edit.php

I just reinserted the code for pagination.
Merge pull request #171 from glardone/patch-1

Update edit.php
Merge remote-tracking branch 'upstream/master'