Base Plugin information added

Added base files for plugin: -
config.php
plugin.php
timespent.php
Plugin install alterations

Altered and fixed plugin install issues
Install Bug & Config Module bug

The install was writing the wrong values to the DB which has now been
updated in the install and uninstall script along with updating the main
plugin's class to enable options for the system.
Clean Up and Base Setup

Cleaned up the name of a couple of times, backed up the old
timespent.php file and performed a complete cleanup and document of each
section.

Install SQL file updated to alter existing tables as required.

Base code from original mod has been added to the folder but not yet
accessed / referenced.