cast $pos variable when loading columns by ajax with disableIS = false (badly formatted query fails)
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Merge remote-tracking branch 'origin/QA_4_0' into QA_4_0
Merge commit 'f1543b6b486a5b955d4bac3e02acb3b101f77a79'
Merge remote-tracking branch 'origin/QA_4_0'