Adding a screenshot to the readme

hackrid · web-flow · commit c38046c8b9ed · 2017-09-23T22:22:27.000-04:00
diff --git a/README.md b/README.md
@@ -1,2 +1,7 @@
 # wifirxpower
 Linux-based WiFi RX Power Grapher
+
+Screenshot: 
+![alt text][logo]
+
+[logo]: https://github.com/hackrid/wifirxpower/blob/master/wifirx_tx_rx.png "wifirxpower"
