Prepare new Strawberry Perl Portable Edition Package for FusionInventory-Agent.

Strawberry Perl 5.18.2.2 (Apr 2014) with HTTP::Message
downgraded from 6.06 to 6.02.

This commit references #2401.
Make use of Strawberry Perl 5.18.2.2.
Adapt to the new files structure.

The directories

 * FucionInventory\Agent\Task\NetDiscovery
 * FusionInventory\Agent\Tools\Hardware

have been removed in 2.7.3.
Prepare to build the installer for FusionInventory Agent 2.3.7.