Added Neovim AppImage to README and fixed some minor errors.

README.md

@@ -2,10 +2,16 @@ This repository contains my personal [neovim](https://neovim.io/) configuration
 
 ## Installation
 ### Install neovim 
-On Ubuntu, with root rights, this can be done by running:
+On Ubuntu, with root rights, neovim can be installed through the packet manager with
 ```bash
 sudo apt-get install neovim 
 ```
+or with the AppImage
+```bash
+curl -LO https://github.com/neovim/neovim/releases/download/nightly/nvim.appimage
+chmod u+x nvim.appimage
+./nvim.appimage
+```
 Alternatively it has to be build from source:
 ```bash
 git clone https://github.com/neovim/neovim
@@ -24,7 +30,8 @@ To make use of all plugins in the `init.vim` file some additional software has t
 ```bash
 sudo apt-get install fonts-powerline
 sudo apt-get install exuberant-ctags
-sudo apt-get install clang cmake
+sudo apt-get install cmake
+sudo apt-get install clang
 pip3 install --upgrade pip
 pip3 install jupyter
 ```
@@ -54,21 +61,26 @@ Then, clone the repository into you local `~/.config/nvim` directory, using:
 ```bash
 git clone https://git.dennispotter.eu/Dennis/neovim-config ~/.config/nvim
 ```
-To make sure the environment stays up to date, set a
+To make sure the environment stays up to date, set
 
 ```bash
 (cd ~/.config/nvim && git pull)
 ``` 
 in your `~/.bashrc` or as a crontab.
 
-Alternatively, if you want to be able to update the config files on any client, setup a new git directory:
+#### Alternative synchronization
+If you want to be able to push changes back to the repository, setup a new git directory:
 ```bash
 cd ~/.config/nvim
 git init
 git remote add origin git remote add origin git@dennispotter.eu:Dennis/neovim-config.git
 git pull origin master
 ```
-To make sure the environment stays up to date, set an `git pull` in a crontab.
+Again, to make sure the environment stays up to date, set
+```bash
+(cd ~/.config/nvim && git pull)
+``` 
+in a crontab.