[BUGFIX] Hacked the Version utility for 4.x-branches

Unless this hack is introduced, flexforms won't work on any 4.x-branch
(according to The Almighty himself). This snippet certainly re-enabled
flexform support on a 4.7.9-installation, so I guess it's cool.
Merge pull request #44 from murderfacemurderfacemurderface/4.7

[BUGFIX] Hacked the Version utility for 4.x-branches