bumped version to 0.6-groovy-1.7
bumped version to 0.6-groovy-1.7

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