fix readme bug.

QuickSander · QuickSander · commit e8a7df94ae39 · 2016-01-30T23:44:29.000+01:00
diff --git a/README.md b/README.md
@@ -21,7 +21,8 @@ if (success) // If no HTTP parsing error or read timeout occurred.
 {
    // See interface api for other methods.
    const char *body( httpRequest.getBody() );
-   // Retrieve 3rd part of the resource URL. E.g. state from: "/api/sensors/1/state"
+   // Retrieve 4th part (index is zero based) of the resource URL.
+   // E.g. state from: "/api/sensors/1/state"
    const String& restFunction( httpRequest.getResource()[3] );
 }
 ```

Original file line number	Diff line number	Diff line change
`@@ -21,7 +21,8 @@ if (success) // If no HTTP parsing error or read timeout occurred.`
`21`	`21`	`{`
`22`	`22`	`// See interface api for other methods.`
`23`	`23`	`const char *body( httpRequest.getBody() );`
`24`		`- // Retrieve 3rd part of the resource URL. E.g. state from: "/api/sensors/1/state"`
	`24`	`+ // Retrieve 4th part (index is zero based) of the resource URL.`
	`25`	`+ // E.g. state from: "/api/sensors/1/state"`
`25`	`26`	`const String& restFunction( httpRequest.getResource()[3] );`
`26`	`27`	`}`
`27`	`28`	```