Add AverageCoverage to graph construction(hadoop) and make graphviz more pretty
diff --git a/genomix/genomix-hadoop/data/webmap/lastesttest/Tips3/Tips3.txt b/genomix/genomix-hadoop/data/webmap/lastesttest/Tips3/Tips3.txt
new file mode 100644
index 0000000..a672034
--- /dev/null
+++ b/genomix/genomix-hadoop/data/webmap/lastesttest/Tips3/Tips3.txt
@@ -0,0 +1,2 @@
+1	CAGCCT
+2	CAGCCA