docs: go module usage

docs/go-module-usage.md

@@ -2,6 +2,14 @@
 
 You can easily use scanners in your own Golang script. You can find [Go documentation here](https://godoc.org/github.com/sundowndev/PhoneInfoga).
 
+### Install the module
+
+```
+go get -v gopkg.in/sundowndev/phoneinfoga.v2
+```
+
+### Usage example
+
 ```go
 package main
 
@@ -9,16 +17,21 @@ import (
 	"fmt"
 	"log"
 
-	phoneinfoga "github.com/sundowndev/phoneinfoga/pkg/scanners"
+	phoneinfoga "gopkg.in/sundowndev/phoneinfoga.v2/pkg/scanners"
 )
 
 func main() {
-	number, err := phoneinfoga.LocalScan(number)
+	number, err := phoneinfoga.LocalScan("<number>")
 
 	if err != nil {
 		log.Fatal(err)
 	}
 
-	fmt.Println(number.E164)
+	links := phoneinfoga.GoogleSearchScan(number)
+
+	for _, link := range links.Individuals {
+		fmt.Println(link.URL) // Google search link to scan
+	}
 }
+
 ```