add markdowns for Lenovo devices yt_x703f and yt_x703l

Change-Id: I6cd7dd896ad4af8fc88cb6d6ea0ebd32f2b25402
diff --git a/_devices/lenovoyt_x703l.markdown b/_devices/lenovoyt_x703l.markdown
new file mode 100644
index 0000000..54874cf
--- /dev/null
+++ b/_devices/lenovoyt_x703l.markdown
@@ -0,0 +1,22 @@
+---
+layout: device
+title:  "Lenovo Yoga Tab 3 Plus LTE"
+codename: yt_x703l
+downloadfolder: yt_x703l
+supportstatus: Current
+maintainer: Matshias
+oem: Lenovo
+devicetree: https://github.com/teamwin/android_device_lenovo_yt_x703l
+---
+
+{% include disclaimer.html %}
+
+{% include supportstatus.html %}
+
+{% include appinstall.html %}
+
+{% include download.html %}
+
+{% include twrpinstall.html %}
+
+{% include fastbootinstall.html %}