Fix some packages to be not broken for kpm anymore
Improve changelogs

That date behind the version number stuff was a very cool idea, BTW.
It is an optional feature now. :)

If someone likes to add dates to all packages I would be really happy about that. Yeah, don't have time to do such stuff myself. :)
Remove doubled changelogs
Fix pluralization for exporters
Fix Panel paths in README
Remove doubled package.jsons
Merge pull request #28 from vis7mac/dev

Fix some packages to be not broken for kpm anymore