Closes #1995 - more informative warning on RHS type coercion by :=
Closes #1995 - more informative warning on RHS type coercion by :=

Rdatatable/data.table,vlulla/data.table,vlulla/data.table,Rdatatable/data.table,Rdatatable/data.table,vlulla/data.table,jangorecki/data.table,jangorecki/data.table,jangorecki/data.table,jangorecki/data.table,vlulla/data.table,Rdatatable/data.table