Switch to side-by-side view

--- a
+++ b/paf-prediction-challenge-database-1.0.0/t84.hea
@@ -0,0 +1,3 @@
+t84 2 128 230400
+t84.dat 16 200/mV 12 0 -44 -23991 0 ECG0
+t84.dat 16 200/mV 12 0 -35 -15813 0 ECG1