Add redirect pages for lgg4 devices.

Change-Id: I166e7a44dbf16d5ecddb8330498a4b231bef83ce
diff --git a/_devices/lgg4h811.markdown b/_devices/lgg4h811.markdown
new file mode 100644
index 0000000..f7e2d1e
--- /dev/null
+++ b/_devices/lgg4h811.markdown
@@ -0,0 +1,18 @@
+---
+layout: device
+title:  "LG G4"
+codename: h811
+supportstatus: Unified
+maintainer: steadfasterX
+oem: LG
+---
+
+{% include disclaimer.html %}
+
+{% include supportstatus.html %}
+
+All models of the LG G4 were unified now which means they are using all
+the same TWRP image.
+
+Please go <a href="https://twrp.me/devices/lgg4.html">here (click)</a>
+to continue downloading TWRP for the G4.