Midway through the first sitting of the Oireachtas media committee on Wednesday, Labour’s Alan Kelly asked Feargal Ó Coigligh, the secretary general in the Department of Media, to “think carefully” about how he answered the deputy’s next question. Ó Coigligh was joined by nearly all of RTÉ’s senior executive team in Committee Room 3 for a near two-hour grilling on various topics, with the broadcaster’s botched finance and HR IT project top of the billing.  Kelly, the chair of the committee, wanted to know if department officials knew about the €3.6 million impairment on the project when it appeared before…