Support more versions of vBulletin.
Export model tweaks.
vb: uncomment  attach, fix typo in attach sql, revert to legacy attach table, undo legacy category trim
Revert commented attachments
vb: remove underscores
vb: alphabetize src table list, add optional as comments for ref
Fix src table list, remove incorrect path variable, remove deprecated func, correct & add docs
vb: Refactor/fix ExportMedia and BuildMediaPath to accomodate all versions, add vb hack to ExportBlobs
vb: fix sig import, fix commented code
Inc to 1.6.7, remake
vBulletin attachment table temp revert to more common, permanent fix needed
vB fix comment attachment association
Fix vBulletin version detection for blob extraction, 1.6.9
Adding some functionality to the vbulletin export.
Adding some functionality to the porter including command line porting.
Added kunena, webwiz, yaf support.
Added some functions for command line and whatnot.
Merge branch 'master' of github.com:lincolnwebs/VanillaPorter

Conflicts:
	class.exportmodel.php
	class.vbulletin.php
	index.php
Fix command line prefix bug.
Do an extra check on reverse mappings.