Update README.md

Add support for host distro:
    - Debian Testing
    - Debian Unstable
Add support for Containers:
    - Debian 8
    - Debian 9
    - Debian 10
    - Ubuntu 14.04
    - Ubuntu 16.04
    - Ubuntu 18.04

README.md

@@ -126,14 +126,14 @@ Distrobox has been successfully tested on:
 | Alpine Linux | 3.14.3 | To setup rootless podman, look [HERE](https://wiki.alpinelinux.org/wiki/Podman) |
 | Arch Linux | | To setup rootless podman, look [HERE](https://wiki.archlinux.org/title/Podman) |
 | Manjaro | | To setup rootless podman, look [HERE](https://wiki.archlinux.org/title/Podman) |
-| Centos | 8, 8 Stream | Works with corresponding RedHat releases. |
-| Debian | 11 | |
-| Fedora | 34, 35 | |
-| Fedora Silverblue | 34, 35 | |
+| Centos | 8</br>8 Stream | Works with corresponding RedHat releases. |
+| Debian | 11</br>Testing</br>Unstable | |
+| Fedora | 34</br>35 | |
+| Fedora Silverblue | 34</br>35 | |
 | Gentoo | | To setup rootless podman, look [HERE](https://wiki.gentoo.org/wiki/Podman) |
-| Ubuntu | 20.04, 21.10 | Older versions based on 20.04 needs external repos to install newer Podman and Docker releases. </br> Derivatives like Pop_OS!, Mint and Elementary OS should work the same. |
+| Ubuntu | 20.04</br>21.10 | Older versions based on 20.04 needs external repos to install newer Podman and Docker releases. </br> Derivatives like Pop_OS!, Mint and Elementary OS should work the same. |
 | EndlessOS | 4.0.0 | |
-| OpenSUSE | Leap 15, Tumbleweed | |
+| OpenSUSE | Leap 15</br>Tumbleweed | |
 | OpenSUSE MicroOS | 20211209 | |
 | NixOS | 21.11 | To setup Docker, look [HERE](https://nixos.wiki/wiki/Docker) </br>To setup Podman, look [HERE](https://nixos.wiki/wiki/Podman) and [HERE](https://gist.github.com/adisbladis/187204cb772800489ee3dac4acdd9947) |
 
@@ -154,29 +154,24 @@ Distrobox guests tested successfully with the following container images:
 |    Distro  |    Version | Images    |
 | --- | --- | --- |
 | AlmaLinux | 8     | docker.io/library/almalinux:8    |
-| Alpine Linux    | 3.14 </br> 3.15 | docker.io/library/alpine:latest    |
+| Alpine Linux    | 3.14</br>3.15 | docker.io/library/alpine:latest    |
 | AmazonLinux | 2  | docker.io/library/amazonlinux:2.0.20211005.0    |
 | Archlinux     | | docker.io/library/archlinux:latest    |
-| Centos | 7 | quay.io/centos/centos:7    |
-| Centos | 8 | quay.io/centos/centos:8    |
-| Debian | 11    | docker.io/library/debian:stable </br> docker.io/library/debian:stable-backports    |
+| Centos | 7</br>8 | quay.io/centos/centos:7</br>quay.io/centos/centos:8  |
+| Debian | 8</br>9</br>10</br>11 | docker.io/library/debian:8</br>docker.io/library/debian:9</br>docker.io/library/debian:10</br>docker.io/library/debian:stable</br>docker.io/library/debian:stable-backports    |
 | Debian | Testing    | docker.io/library/debian:testing </br> docker.io/library/debian:testing-backports    |
 | Debian | Unstable | docker.io/library/debian:unstable    |
 | Neurodebian | nd100 | docker.io/library/neurodebian:nd100 |
-| Fedora | 34 | registry.fedoraproject.org/fedora-toolbox:34 </br> docker.io/library/fedora:34    |
-| Fedora | 35 | registry.fedoraproject.org/fedora-toolbox:35 </br> docker.io/library/fedora:35    |
+| Fedora | 34</br>35 | registry.fedoraproject.org/fedora-toolbox:34</br> docker.io/library/fedora:34</br>registry.fedoraproject.org/fedora-toolbox:35</br>docker.io/library/fedora:35    |
 | Mageia | 8 | docker.io/library/mageia |
 | Opensuse | Leap | registry.opensuse.org/opensuse/leap:latest    |
 | Opensuse | Tumbleweed | registry.opensuse.org/opensuse/tumbleweed:latest </br> registry.opensuse.org/opensuse/toolbox:latest    |
-| Oracle Linux | 7 | container-registry.oracle.com/os/oraclelinux:7    |
-| Oracle Linux | 8 | container-registry.oracle.com/os/oraclelinux:8    |
+| Oracle Linux | 7</br>8 | container-registry.oracle.com/os/oraclelinux:7</br>container-registry.oracle.com/os/oraclelinux:8    |
 | Rocky Linux | 8 | docker.io/rockylinux/rockylinux:8    |
 | Scientific Linux | 7 | docker.io/library/sl:7    |
 | Slackware | 14.2 | docker.io/vbatts/slackware:14.2    |
 | Slackware | current | docker.io/vbatts/slackware:current    |
-| Ubuntu | 20.04 | docker.io/library/ubuntu:20.04    |
-| Ubuntu | 21.10 | docker.io/library/ubuntu:21.10    |
-| Ubuntu | 22.04 | docker.io/library/ubuntu:22.04    |
+| Ubuntu | 14.04</br>16.04</br>18.04</br>20.04</br>21.10</br>22.04 | docker.io/library/ubuntu:14.04</br>docker.io/library/ubuntu:16.04</br>docker.io/library/ubuntu:18.04</br>docker.io/library/ubuntu:20.04</br>docker.io/library/ubuntu:21.10</br>docker.io/library/ubuntu:22.04    |
 | Kali Linux | rolling | docker.io/kalilinux/kali-rolling:latest |
 | Void Linux | | ghcr.io/void-linux/void-linux:latest-thin-bb-x86_64 </br> ghcr.io/void-linux/void-linux:latest-thin-bb-x86_64-musl </br> ghcr.io/void-linux/void-linux:latest-full-x86_64 </br> ghcr.io/void-linux/void-linux:latest-full-x86_64-musl |
 
@@ -205,7 +200,7 @@ As stated above, there are 4 tools at disposal, 2 have to be used **outside the
 
 distrobox-create takes care of creating the container with input name and image.
 The created container will be tightly integrated with the host, allowing sharing of
-the HOME directory of the user, external storage, external USB devices and
+the HOME directory of the user, external storage, external usb devices and
 graphical apps (X11/Wayland), and audio.
 
 Usage: