New cxs v3.20

Changes:

• Changed –options [s] to be –[no]sversionscan (Script Version Scanning) to make it independent of –[no]exploitscan, allowing a fast scan for old script installs. This option is enabled by default. Use –nosversionscan to disable
• Added the following to Script Version Scanning (see cxs POD):
  Typo3, Invision Power Board, WebCalendar, MyBB, Dolphin, SMF, OpenX Source, SugarCRM Community Edition, Contao CMS, PrestaShop, PHP-Fusion, phpPgAdmin, SquirrelMail, Roundcube, Kayako, osTicket
• Added new –soptions [a] for –[no]sversionscan to report all versions of found scripts, not just old versions
• Added new –soptions [d] for –[no]sversionscan to report the directory containing the script, not the trigger file
• Exploit fingerprint definitions database additions