This release is the update of Metasploit to version 5.0, which is their first major release since version 4.0 came out in 2011.
The latest version of Kali Linux operating system includes kernel up to version 4.19.13 and patches for numerous bugs, along with many updated software, like Metasploit, theHarvester, DBeaver, and more.
The 2019.1 Kali release for ARM includes the return of Banana Pi and Banana Pro, both of which are on the 4.19 kernel. Veyron has been moved to a 4.19 kernel and the Raspberry Pi images have been simplified so it is easier to figure out which one to use.
You can download new KaliLinuxISO directly from the official website or from the Torrent network, and if you are already using it, then you can simply upgrade it to the latest and greatest Kali release by running the command: apt update && apt -y full-upgrade.
In case still having any issues or required more update on this you can directly connect with us. We will assist you further in this case.