gossip_vivaldi: add skeleton implementing gossip_beh

git-svn-id: https://scalaris.googlecode.com/svn/trunk@7009 71766da9-9752-0410-ab17-bfafa751c56a
gossip_vivaldi: add settings to scalaris.cfg

git-svn-id: https://scalaris.googlecode.com/svn/trunk@7010 71766da9-9752-0410-ab17-bfafa751c56a
gossip_cyclon: use half a trigger interval for manual triggers

git-svn-id: https://scalaris.googlecode.com/svn/trunk@7011 71766da9-9752-0410-ab17-bfafa751c56a
gossip_cyclon: improve documentation

git-svn-id: https://scalaris.googlecode.com/svn/trunk@7012 71766da9-9752-0410-ab17-bfafa751c56a
gossip: add cycles to web_debug_info

git-svn-id: https://scalaris.googlecode.com/svn/trunk@7013 71766da9-9752-0410-ab17-bfafa751c56a
gossip_vivaldi: reimplement vivaldi

git-svn-id: https://scalaris.googlecode.com/svn/trunk@7014 71766da9-9752-0410-ab17-bfafa751c56a
gossip_vivaldi: switch to new vivaldi implementation

git-svn-id: https://scalaris.googlecode.com/svn/trunk@7015 71766da9-9752-0410-ab17-bfafa751c56a
gossip_vivaldi: add new test suite

git-svn-id: https://scalaris.googlecode.com/svn/trunk@7016 71766da9-9752-0410-ab17-bfafa751c56a