more docs on interaction-based testing
more docs on interaction-based testing

leonard84/spock,GeeChao/spock,siordache/spock,spockframework/spock,Fuud/spock,Fuud/spock,lokinell/spock,Fuud/spock,paplorinc/spock,raphw/spock,siordache/spock,sebi-hgdata/spock,siordache/spock,psideleau/spock,psideleau/spock,GeeChao/spock,alien11689/spock,GeeChao/spock,lokinell/spock,paplorinc/spock,sebi-hgdata/spock,psideleau/spock,Fuud/spock,lokinell/spock,alien11689/spock,sebi-hgdata/spock,paplorinc/spock,raphw/spock,alien11689/spock,raphw/spock