yams #287000 [reader] stop providing base types without import [done]

[reader] stop providing base types without import

5 years of deprecation warnings ought to be enough.

prioritynormal
typebug
done in<not specified>
load left0.000
closed by#80421d81b547 [reader] stop providing base types without import (closes #287000)
patch[reader] Finally remove long deprecated bits [applied][reader] stop providing base types without import (closes #287000) [applied]