add shamrock Google Android One Third Edition

Change-Id: I617ddadd5b60bcc2ece16b848886b754ea736e30
diff --git a/_devices/googleandroidonethirdedition.markdown b/_devices/googleandroidonethirdedition.markdown
new file mode 100644
index 0000000..5074171
--- /dev/null
+++ b/_devices/googleandroidonethirdedition.markdown
@@ -0,0 +1,22 @@
+---
+layout: device
+title:  "Android One Third Edition"
+codename: shamrock
+downloadfolder: shamrock
+supportstatus: Current
+maintainer: HostZero
+oem: Google
+devicetree: https://github.com/TeamWin/android_device_google_shamrock
+---
+
+{% include disclaimer.html %}
+
+{% include supportstatus.html %}
+
+{% include appinstall.html %}
+
+{% include download.html %}
+
+{% include twrpinstall.html %}
+
+{% include fastbootinstall.html %}