Update README.md (#62)

Author: rex-schilasky

README.md

@@ -18,6 +18,8 @@ Rust bindings for the high-performance [eCAL](https://github.com/eclipse-ecal/ec
 
 This crate requires a native installation of the [Eclipse eCAL](https://github.com/eclipse-ecal/ecal) C/C++ runtime, version 6.0 or newer. General instructions for installation can be found [here](https://eclipse-ecal.github.io/ecal/stable/getting_started/setup.html). The crate will fail to compile if the native libraries are not found.
 
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 ## Examples
 
 ### Publisher