Remove top/bottom padding from #maincontent bands
Revert "Remove top/bottom padding from #maincontent bands"

This reverts commit 2669b7a8c0421145fb02315252a0ee196d1a7f27.
Implement modal plugin as module and update colorbox
Add wdn-main CSS class to colorbox content.
Implement the monthwidget as a module and add CSS to Makefile