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

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