Add msg icon to entryproperties plugin.

Also adds a styling hook to admin tpl.

References #54
Layout for entryproperties.

References #54
Refactor entryproperties media db button.

Hard-coded input without inline JS, external onclick handler, hide
button on no-js.

References #54
Adapt backend sidebar entry for serendipity_event_karma.

References #54
Adapt karma plugin's messages.

References #54
Refactor karma plugin backend filters/sort markup.

References #54
Layout for karma plugin's filters/sort.

References #54
Adapt backend sidebar entry for serendipity_event_statistics.

References #54
Refactor backend markup for basic statistics.

References #54
Adapt statistics code emitted by karma plugin to recent changes.

References #54
Refactor backend markup for extended statistics.

References #54
ML - exclude frontpage extensions _vti_cnf dir on windows servers
Merge branch '2.0' of github.com:s9y/Serendipity into 2.0
Layout for backend statistics.

This should get equal heights at some point, but I'm not sure how
to reference the JS file properly here.

References #54
Merge branch '2.0' of github.com:s9y/Serendipity into 2.0