Update README.md

Author: Florian Lautenschlager

README.md

@@ -11,6 +11,6 @@ A generic time series csv importer that allows one to store them in Chronix.
 Shows how to plug the Chronix Server into your application.
 
 ## Time Series Exploration with Chronix [Jump To](https://github.com/ChronixDB/chronix.examples/tree/master/chronix-timeseries-exploration)
-An example showcases based on JavaFX and the default binary release of Chronix.
+An example showcase based on JavaFX and the default binary release of Chronix.
 
 ![Image of Chronix JavaFX Example](https://raw.githubusercontent.com/ChronixDB/chronix.examples/master/img/Chart-0.2.png)