Switch to side-by-side view

--- a
+++ b/mit-bih-noise-stress-test-database-1.0.0/bw.hea
@@ -0,0 +1,3 @@
+bw 2 360 650000
+bw.dat 212 0 12 0 -29 -3562 0 noise1
+bw.dat 212 0 12 0 25 -20847 0 noise2