be4311c07e14feb728abc6425ee606ffaa611a58
markd
  Fri Jan 22 06:46:58 2021 -0800
merge with master

diff --git src/utils/matrixNormalize/tests/colSum.out src/utils/matrixNormalize/tests/colSum.out
new file mode 100644
index 0000000..40f1956
--- /dev/null
+++ src/utils/matrixNormalize/tests/colSum.out
@@ -0,0 +1,5 @@
+#gg	x	y	z
+a	0	0	0
+b	0	0.25	0.5
+c	0	0	0.5
+d	0	0.75	0