Update README.md

Qin · web-flow · commit 3d64d47448e3 · 2019-11-17T17:14:35.000+08:00
diff --git a/README.md b/README.md
@@ -1,4 +1,4 @@
-## This images for the .NET Core SDK and Node.js environment.
+## The docker images for the .NET Core SDK and Node.js environment.
 
 ### For example:
 .net core sdk **2.2** + node.js **10.x**

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,4 @@`
`1`		`-## This images for the .NET Core SDK and Node.js environment.`
	`1`	`+## The docker images for the .NET Core SDK and Node.js environment.`
`2`	`2`
`3`	`3`	`### For example:`
`4`	`4`	`.net core sdk 2.2 + node.js 10.x`