Add 4 new devices

Cat B15q (b15q)
Oppo R7 Plus f (r7plusf)
Samsung Galaxy J7 Exynos SM-J700M (j7elte)
Sony Z3 Compact (z3c)

Change-Id: I1342f2a16a3e9f46e1b701fcec302312c54129a8
diff --git a/_devices/samsunggalaxyj7exynos.markdown b/_devices/samsunggalaxyj7exynos.markdown
new file mode 100644
index 0000000..15b676e
--- /dev/null
+++ b/_devices/samsunggalaxyj7exynos.markdown
@@ -0,0 +1,24 @@
+---

+layout: device

+title:  "Samsung Galaxy J7 Exynos SM-J700"

+codename: j7elte

+downloadfolder: j7elte

+supportstatus: Current

+maintainer: Dees_Troy

+oem: Samsung

+ddof: "/dev/block/platform/13540000.dwmmc0/by-name/RECOVERY"

+---

+

+{% include disclaimer.html %}

+

+{% include supportstatus.html %}

+

+{% include appinstall.html %}

+

+{% include download.html %}

+

+{% include twrpinstall.html %}

+

+{% include odininstall.html %}

+

+{% include ddinstall.html %}