Upgraded README.

Author: tfpf

README.md

@@ -1,22 +1,12 @@
 # Scrollable containers which *just work*:tm:!
-
 If you have developed GUI applications, you probably know the pain of designing a clean front-end only to find that
 your application window is too large for your client's screen. Making the content scrollable is not straightforward (at
 least in Tkinter). Especially not after you have already written a lot of code to draw the content.
 
-You can use `ScrollableContainers` to reduce headaches. Run the following commands to install the package.
-
-```shell
-git clone https://github.com/tfpf/ScrollableContainers.git
-cd ScrollableContainers
-pip install .
-```
-
-To update your installation, run the following commands from the root directory of the repository.
+You can use `ScrollableContainers` to reduce headaches. Run the following command to install the package.
 
 ```shell
-git pull
-pip install .
+pip install git+https://github.com/tfpf/ScrollableContainers.git
 ```
 
 ## `ScrollableFrameTk`