don't do "variable || true" to cast to bool
set validate option default to true for DAO-Factory.update
Merge remote-tracking branch 'upstream/master'
fix searching for rows where attribute is in array of values, test
test & fix for searching for rows using an array of primary keys
Merge pull request #880 from domasx2/master

tests & bugfixes for DAO-Factory.update and array of values in where clause