now using latest version of unoconv, allowing to specify paper size and orientation + updating go client (#24)

build/docs/05-merge.md

@@ -29,12 +29,7 @@ import "github.com/thecodingmachine/gotenberg/pkg"
 
 func main() {
     c := &gotenberg.Client{Hostname: "http://localhost:3000"}
-    req := &gotenberg.MergeRequest{
-        FilePaths: []string{
-            "file.pdf",
-            "file2.pdf",
-        },
-    }
+    req, _ := gotenberg.NewMergeRequest([]string{"file.pdf", "file2.pdf"})
     dest := "result.pdf"
     c.Store(req, dest)
 }