Update README.md

Author: cddmp

README.md

@@ -123,28 +123,26 @@ options:
 ## Installation
 There are multiple ways to install the tool. Either the tool comes as a package with your Linux distribution or you need to do a manual install. 
 
-### Automatic Installation
-I'm aware of the following Linux distributions which package the tool:
-
-#### Kali Linux
+### Kali Linux
 ```console
 # apt install enum4linux-ng 
 ```
 
-#### Archstrike
-
+### Archstrike
 ```console
 # pacman -S enum4linux-ng
 ```
 
-#### NixOS
+### NixOS
 (tested on NixOS 20.9)
-
 ```console
 $ nix-env -iA nixos.enum4linux-ng
 ```
-### Manual Installation
-#### Dependencies
+
+## Manual Installation
+If your Linux distribution does not offer a package, the following manual installation methods can be used instead.
+
+### Dependencies
 The tool uses the samba clients tools, namely:
 - nmblookup
 - net
@@ -163,29 +161,29 @@ For a faster processing of YAML (optional!) also install (should come as a depen
 
 Some examples for specific Linux distributions installations are listed below. Alternatively, distribution-agnostic ways (python pip, python virtual env and Docker) are possible.
 
-#### Linux distribution specific 
+### Linux distribution specific 
 For all distribution examples below, LibYAML is already a dependency of the corresponding PyYaml package and will be therefore installed automatically.
-##### ArchLinux
+#### ArchLinux
 
 ```console
 #  pacman -S smbclient python-ldap3 python-yaml impacket
 ```
-##### Fedora/CentOS/RHEL
+#### Fedora/CentOS/RHEL
 (tested on Fedora Workstation 31)
 
 ```console
 # dnf install samba-common-tools samba-client python3-ldap3 python3-pyyaml python3-impacket
 ```
 
-##### Debian/Ubuntu/Linux Mint
+#### Debian/Ubuntu/Linux Mint
 (For Ubuntu 18.04 or below use the Docker or Python virtual environment variant)
 
 ```console
 # apt install smbclient python3-ldap3 python3-yaml python3-impacket
 ```
 
-#### Linux distribution-agnostic
-##### Python pip
+### Linux distribution-agnostic
+#### Python pip
 Depending on the Linux distribution either `pip3` or `pip` is needed:
 
 ```console
@@ -200,7 +198,7 @@ $ pip install -r requirements.txt
 
 Remember you need to still install the samba tools as mentioned above.
 
-##### Python virtual environment
+#### Python virtual environment
 ```console
 $ git clone https://github.com/cddmp/enum4linux-ng
 $ cd enum4linux-ng
@@ -215,7 +213,7 @@ Then run via:
 
 Remember you need to still install the samba tools as mentioned above. In addition, make sure you run ```source venv/bin/activate``` everytime you spawn a new shell. Otherwise the wrong Python interpreter with the wrong libraries will be used (your system one rather than the virtual environment one).
 
-##### Docker
+#### Docker
 ```console
 $ git clone https://github.com/cddmp/enum4linux-ng
 $ cd enum4linux-ng