- fixed the bug that prevented the HLT overlaid histograms to be plotted, when the offline ones were absent.
- fixed the bug that prevented the HLT overlaid histograms to be plotted, when the offline ones were absent.


coppedis/AliRoot,miranov25/AliRoot,coppedis/AliRoot,alisw/AliRoot,alisw/AliRoot,mkrzewic/AliRoot,jgrosseo/AliRoot,ALICEHLT/AliRoot,mkrzewic/AliRoot,alisw/AliRoot,shahor02/AliRoot,miranov25/AliRoot,mkrzewic/AliRoot,coppedis/AliRoot,shahor02/AliRoot,sebaleh/AliRoot,shahor02/AliRoot,alisw/AliRoot,sebaleh/AliRoot,miranov25/AliRoot,coppedis/AliRoot,miranov25/AliRoot,shahor02/AliRoot,ALICEHLT/AliRoot,sebaleh/AliRoot,miranov25/AliRoot,alisw/AliRoot,jgrosseo/AliRoot,alisw/AliRoot,miranov25/AliRoot,miranov25/AliRoot,ALICEHLT/AliRoot,sebaleh/AliRoot,shahor02/AliRoot,coppedis/AliRoot,shahor02/AliRoot,ecalvovi/AliRoot,alisw/AliRoot,miranov25/AliRoot,sebaleh/AliRoot,ecalvovi/AliRoot,mkrzewic/AliRoot,sebaleh/AliRoot,ALICEHLT/AliRoot,mkrzewic/AliRoot,ALICEHLT/AliRoot,jgrosseo/AliRoot,ecalvovi/AliRoot,mkrzewic/AliRoot,jgrosseo/AliRoot,mkrzewic/AliRoot,ALICEHLT/AliRoot,ecalvovi/AliRoot,jgrosseo/AliRoot,coppedis/AliRoot,coppedis/AliRoot,jgrosseo/AliRoot,ecalvovi/AliRoot,ALICEHLT/AliRoot,shahor02/AliRoot,ecalvovi/AliRoot,alisw/AliRoot,coppedis/AliRoot,sebaleh/AliRoot,ecalvovi/AliRoot,jgrosseo/AliRoot