Switch to side-by-side view

--- a
+++ b/mit-bih-noise-stress-test-database-1.0.0/ma.hea
@@ -0,0 +1,3 @@
+ma 2 360 650000
+ma.dat 212 0 12 0 -18 10269 0 noise1
+ma.dat 212 0 12 0 3 7630 0 noise2