DELTASPIKE-181 add test coverage reporting
DELTASPIKE-181 add test coverage reporting

Can be activated via -Pcoverage

os890/DS_Discuss,subaochen/deltaspike,idontgotit/deltaspike,apache/deltaspike,danielsoro/deltaspike,os890/DeltaSpikePlayground,struberg/deltaspike,tremes/deltaspike,idontgotit/deltaspike,jharting/deltaspike,danielsoro/deltaspike,rafabene/deltaspike,rdicroce/deltaspike,struberg/deltaspike,rafabene/deltaspike,os890/DS_Discuss,chkal/deltaspike,os890/deltaspike-vote,subaochen/deltaspike,LightGuard/incubator-deltaspike,tremes/deltaspike,mlachat/deltaspike,Danny02/deltaspike,jharting/deltaspike,os890/DeltaSpikePlayground,os890/deltaspike-vote,rafabene/deltaspike,apache/deltaspike,chkal/deltaspike,apache/deltaspike,os890/DS_Discuss,struberg/deltaspike,subaochen/deltaspike,mlachat/deltaspike,tremes/deltaspike,struberg/deltaspike,chkal/deltaspike,LightGuard/incubator-deltaspike,rdicroce/deltaspike,danielsoro/deltaspike,rdicroce/deltaspike,rdicroce/deltaspike,Danny02/deltaspike,os890/deltaspike-vote,Danny02/deltaspike,chkal/deltaspike,apache/deltaspike,Danny02/deltaspike,idontgotit/deltaspike,mlachat/deltaspike,danielsoro/deltaspike,os890/DS_Discuss,LightGuard/incubator-deltaspike,os890/deltaspike-vote,mlachat/deltaspike,os890/DeltaSpikePlayground,idontgotit/deltaspike,jharting/deltaspike,tremes/deltaspike,subaochen/deltaspike