Big cleanup
Hide .dev from $folders
.testing in slackbuilds.php
Mirror files/tools
Blue sidebar. New logo. Link colours.
Edit main paragraph, link colours, sidebar etc
Adjust studiopkg and sepkg READMEs
Mailing list URL changed in default.php
Fix wrong font-size for sepkg/studiopkg README
slackbuilds.org adjusted for .subs
Fixed the missing dot! Updated footer.
.newlayout hidden (slackbuilds.php)
Merge branch 'dev'