readme.md: update instructions for openSUSE

Describes in more detail how to install MRAA for developers on openSUSE and SLE.

README.md

@@ -98,8 +98,17 @@ Install on Arch Linux
 
 There is an AUR package for mraa here: https://aur.archlinux.org/packages/mraa
 
-Install on openSUSE
--------------------
+Install on openSUSE or SLE
+---------------------------
+
+For the latest versions of openSUSE and SLE the project is distributed via
+native repositories and can be installed by developers with:
+
+```bash
+sudo zypper install mraa mraa-devel
+```
+
+For ARM boards use:
 
 ```bash
 REPO="openSUSE_Tumbleweed"
@@ -110,6 +119,9 @@ sudo zypper ar http://download.opensuse.org/repositories/hardware/$REPO/hardware
 sudo zypper in mraa
 ```
 
+A full list of packages and instructions for installing MRAA for various openSUSE releases
+can be found [here](https://software.opensuse.org/package/mraa).
+
 Install on Fedora Linux
 -----------------------