Check for return codes from children in tdbloader2 (JENA-977)
Check for return codes from children in tdbloader2 (JENA-977)

Ensures that the main script checks for the return code of the child
scripts and aborts if they fail

CesarPantoja/jena,apache/jena,apache/jena,jianglili007/jena,jianglili007/jena,tr3vr/jena,samaitra/jena,kamir/jena,apache/jena,tr3vr/jena,jianglili007/jena,kamir/jena,samaitra/jena,apache/jena,CesarPantoja/jena,kamir/jena,kamir/jena,CesarPantoja/jena,kidaa/jena,tr3vr/jena,kidaa/jena,kamir/jena,atsolakid/jena,apache/jena,kidaa/jena,atsolakid/jena,atsolakid/jena,samaitra/jena,atsolakid/jena,atsolakid/jena,tr3vr/jena,atsolakid/jena,tr3vr/jena,jianglili007/jena,kamir/jena,tr3vr/jena,kidaa/jena,kidaa/jena,jianglili007/jena,CesarPantoja/jena,atsolakid/jena,kamir/jena,apache/jena,samaitra/jena,jianglili007/jena,CesarPantoja/jena,apache/jena,CesarPantoja/jena,CesarPantoja/jena,apache/jena,samaitra/jena,samaitra/jena,tr3vr/jena,jianglili007/jena,samaitra/jena,kidaa/jena,kidaa/jena