Merge pull request #27 from knarf/master

Fixes to run with 3.0
missing closing tag fix for archive-monthly.html.ep template
allow to run under morbo (morbo says that app should return application object)
fix for Admin plugin
fix for GoogleAnalytics plugin
fix for Pingback plugin
Merge pull request #28 from olegwtf/master

Several fixes to bring back compatibility with latest Mojolicious
html_escape now called xml_escape
app->secret() was deprecated
fix "Use of uninitialized value in subroutine entry" warning (secret was undefined)
create article url allows post
Merge pull request #29 from olegwtf/master

More fixes for current Mojolicious
allow tags to be non ASCII