Initial commit

Working postfix and dovecot installation with mysql as back end.
Preparations for the posty_api in the posty recipe.
Add .gitignore
Add cookbook spamassassin

Working minimal Spamassassin installation.
added the roundcube receipe
Add dependency for clamav-chef and sub-dependencies

clamav-chef requires apt, cron, logrotate, yum and yum-epel.
Merge branch 'master' of https://bitbucket.org/postysoft/posty_chef
rebuild the roundcube recipe
Improve performance of the Vagrant VM
Fix spamassassin

Spamassassin now runs in local-mode (-L) and the user debian-spamd is
created during installation.
Merge branch 'master' of bitbucket.org:postysoft/posty_chef
Complete the roundcube recipe
Merge branch 'master' of bitbucket.org:postysoft/posty_chef
Move apache2 configuration to the posty recipe
Enable the roundcube recipe
Extend the posty recipe to deploy posty_api with passenger
Enable clamav autostart
Merge branch 'master' of bitbucket.org:postysoft/posty_chef
Extend the posty recipe to download and configure the posty_webui
Use a clamav mirror from www.clamav.net/mirrors.html for faster installation
Fix some issues after manual testing on ubuntu 12.04 and 14.04