Table - sorting

- fix layout for sorting

Example:
- sortable up: <th class="psui-action-sort psui-icon-chevron-up" >
- sortable down: <th class="psui-action-sort psui-icon-chevron-down" >
Fix permissions: 

Permissions moved from systemCredentials.login.permissions to
systemCredentials.permissions.
Schema editor.

Save button visible only when selected schema.
Generic page sort

Adds sort ability to generic search.