Addition of missing str primitives. It should be complemented still with a test (!)
Addition of missing str primitives. It should be complemented still
with a test (!)

zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb