Plugin RoundcubePlugins: Default Spam sieve rule for the managesieve plugin and modified some functions.
Plugin RoundcubePlugins: small README fix
Plugin RoundcubePlugins: small docu change
Plugin Postscreen: Small fix and README changed.
Plugin ClamAV: README update
Plugin SpamAssassin: initial commit
Plugin SpamAssassin: README update
Plugin SpamAssassin: remove empty row from README table
Plugin SpamAssassin: some README changes
Plugin RoundcubePlugins: small change on plugin activation order
Merge pull request #14 from reneschuster/master

Added SpamAssassin plugin, updated ClamAV, Postscreen and RoundcubePlugins