Removing installation steps from README and considering them in docu

Signed-off-by: Philipp Rosenberger <philipp.rosenberger@partner.bmw.de>

Author: PhRosenberger

README.md

@@ -83,7 +83,7 @@ python3 generate_osi_messages.py
 This will output an osi file (`sv_330_361_1000_movingobject.osi`) which can be visualized and played back by the [osi-visualizer](https://github.com/OpenSimulationInterface/osi-visualizer).
 
 See Google's documentation for more tutorials on how to use protocol buffers with [Python](https://developers.google.com/protocol-buffers/docs/pythontutorial) or [C++](https://developers.google.com/protocol-buffers/docs/cpptutorial).
-## Installation
+## Installation on Linux
 ##### Dependencies
 Install `cmake` 3.10.2:
 ```bash
@@ -94,10 +94,20 @@ Install `pip3` and missing python packages:
 $ sudo apt-get install python3-pip python3-setuptools
 ```
 Install `protobuf`:
-```bash
-$ sudo apt-get install libprotobuf-dev protobuf-compiler
-```
-
+- Install `protobuf` from source to allow static linking of your OSI FMUs:<br>
+  ```bash
+  $ wget https://github.com/protocolbuffers/protobuf/releases/download/v21.12/protobuf-all-21.12.tar.gz
+  $ tar -xzf protobuf-all-21.12.tar.gz
+  $ cd protobuf-21.12/
+  $ ./configure --disable-shared CXXFLAGS="-fPIC"
+  $ make
+  $ sudo make install
+  $ sudo ldconfig
+  ```
+- Install `protobuf` with apt, if you would like to link dynamically against it (NOT RECOMMENDED):<br>
+  ```bash
+  $ sudo apt-get install libprotobuf-dev protobuf-compiler
+  ```
 
 ##### Build and install for `C++` usage:
 ```bash