Log implementation

* Log the following actions in a specific sqlite database: login, viewmap, print, popup
* Can log only count for distinct repository and project for each action
* Can log a new line with details for each action: stores user, content, repository, project, IP
* Based on a ini configuration file lizmap/var/config/lizmapLogConfig.ini.php
Logs - Add administration panel

* View logs summary
* Allow to empty logs
* View log tables