- Added some assertions on info
- Added some assertions on info

- Added methods isNone and isError


shimib/scala,scala/scala,slothspot/scala,felixmulder/scala,slothspot/scala,jvican/scala,shimib/scala,lrytz/scala,shimib/scala,jvican/scala,jvican/scala,felixmulder/scala,scala/scala,slothspot/scala,scala/scala,jvican/scala,slothspot/scala,slothspot/scala,martijnhoekstra/scala,felixmulder/scala,felixmulder/scala,lrytz/scala,lrytz/scala,felixmulder/scala,slothspot/scala,scala/scala,felixmulder/scala,shimib/scala,martijnhoekstra/scala,scala/scala,lrytz/scala,slothspot/scala,jvican/scala,martijnhoekstra/scala,shimib/scala,scala/scala,martijnhoekstra/scala,felixmulder/scala,martijnhoekstra/scala,jvican/scala,martijnhoekstra/scala,lrytz/scala,shimib/scala,lrytz/scala,jvican/scala