KICAD Versioning of BOM, Comment,, board, & schematic projec

KICAD Versioning of BOM, Comment,, board, & schematic project zip file. A project is added to joomla by clicking a browse button or websites button then the folder is found. This folder is zipped before. The file is the same name as previous ones or a new archive is created. these files may be there. [login to view URL] [login to view URL] [login to view URL] [login to view URL] or PNG or SVG [login to view URL] or PNG or SVG The board and schematic pictures are 2 colors black or white. The versions show the colored differences so hue is shifted to RG or B. Then anded together to show current past if there and future if there. So this would be some extention to joomlas file manager or CVS subversion or git.