Update README.md

YujiSODE · web-flow · commit 3f8868010a6c · 2018-07-15T19:52:07.000+09:00
diff --git a/README.md b/README.md
@@ -1,2 +1,2 @@
 # dataMappingGuide
-tool for data mapping
+a tool that helps extract data from analog map

Original file line number	Diff line number	Diff line change
`@@ -1,2 +1,2 @@`
`1`	`1`	`# dataMappingGuide`
`2`		`-tool for data mapping`
	`2`	`+a tool that helps extract data from analog map`