update README for master

.gitattributes

-*.deb filter=lfs diff=lfs merge=lfs -text

README.md

 # Realtime Kernel for Ubuntu 18.4
 
-These are `deb` packages built for Ubuntu Bionic.
+These are `deb` packages built for Ubuntu Bionic. The packages are created following advice from [Stackoverflow](https://stackoverflow.com/questions/51669724/install-rt-linux-patch-for-ubuntu) and the [Panda manuals](https://frankaemika.github.io/docs/installation_linux.html#setting-up-the-real-time-kernel).
 
 ## Information
 
@@ -16,7 +16,7 @@ Before the build, if the new kernel version contains new config keys, the corres
 
 - **⚠ ATTENTION** Make sure secureboot is disabled. Currently, the compiled kernel is unsigned and thus, will not work with secureboot.
 - **⚠ ATTENTION** The repository does not contain the kernel packges, they are built by the CI and and can be downloaded.
-- [Download the latest kernel packages built by the CI](https://git-st.inf.tu-dresden.de/ceti/realtime-kernel/-/jobs/artifacts/ci/browse?job=build-kernel).
+- [Download the latest kernel packages built by the CI](https://git-st.inf.tu-dresden.de/ceti/realtime-kernel/-/jobs/artifacts/master/browse?job=build-kernel).
 - Install the packages using `dpkg -i`.
 
 ## Verifying that the Realtime Kernel is Running
@@ -41,3 +41,4 @@ Before the build, if the new kernel version contains new config keys, the corres
     @realtime hard memlock 102400
     ```
 - Log off and on again to let the group assignment and realtime priorities take effect (or, to be safe, restart). Use the command `groups` to check if the the current user belongs to the realtime group.
+