Merge branch 'master' into production

* master:
  Added more readme badges

README.md

@@ -6,8 +6,11 @@
 [![GitHub issues](https://img.shields.io/github/issues/JonasSchaub/ErtlFunctionalGroupsFinder.svg)](https://GitHub.com/JonasSchaub/ErtlFunctionalGroupsFinder/issues/)
 [![GitHub contributors](https://img.shields.io/github/contributors/JonasSchaub/ErtlFunctionalGroupsFinder.svg)](https://GitHub.com/JonasSchaub/ErtlFunctionalGroupsFinder/graphs/contributors/)
 [![GitHub release](https://img.shields.io/github/release/JonasSchaub/ErtlFunctionalGroupsFinder.svg)](https://github.com/JonasSchaub/ErtlFunctionalGroupsFinder/releases/)
-[![Maven Central](https://maven-badges.herokuapp.com/maven-central/io.github.jonasschaub/ErtlFunctionalGroupsFinder/badge.svg)](https://maven-badges.herokuapp.com/maven-central/io.github.jonasschaub/ErtlFunctionalGroupsFinder)
+[![Maven Central - Search index](https://maven-badges.herokuapp.com/maven-central/io.github.jonasschaub/ErtlFunctionalGroupsFinder/badge.svg)](https://maven-badges.herokuapp.com/maven-central/io.github.jonasschaub/ErtlFunctionalGroupsFinder)
+[![Maven Central - Artifact page](https://img.shields.io/badge/Maven_Central-Artifact_page-2ea44f)](https://central.sonatype.com/artifact/io.github.jonasschaub/ErtlFunctionalGroupsFinder/)
 [![Quality Gate Status](https://sonarcloud.io/api/project_badges/measure?project=JonasSchaub_ErtlFunctionalGroupsFinder&metric=alert_status)](https://sonarcloud.io/summary/new_code?id=JonasSchaub_ErtlFunctionalGroupsFinder)
+[![Software Article - JChemInf](https://img.shields.io/badge/Software_Article-JChemInf-blue)](https://doi.org/10.1186/s13321-019-0361-8)
+[![GitHub - Wiki](https://img.shields.io/badge/GitHub-Wiki-blue?logo=GitHub)](https://github.com/JonasSchaub/ErtlFunctionalGroupsFinder/wiki)
 
 
 ![ErtlFunctionalGroupsFinder_logo](./Logo/Ertl.png)
@@ -100,4 +103,4 @@ and from Felix Bänsch for unbiased release testing.
 * [Steinbeck C, Han Y, Kuhn S, Horlacher O, Luttmann E, Willighagen EL. The Chemistry Development Kit (CDK): An Open-Source Java Library for Chemo- and Bioinformatics. J Chem Inform Comput Sci. 2003;43(2):493-500.](https://dx.doi.org/10.1021%2Fci025584y) <br/>
 * [Steinbeck C, Hoppe C, Kuhn S, Floris M, Guha R, Willighagen EL. Recent Developments of the Chemistry Development Kit (CDK) - An Open-Source Java Library for Chemo- and Bioinformatics. Curr Pharm Des. 2006; 12(17):2111-2120.](https://doi.org/10.2174/138161206777585274) <br/>
 * [May JW and Steinbeck C. Efficient ring perception for the Chemistry Development Kit. J. Cheminform. 2014; 6:3.](https://dx.doi.org/10.1186%2F1758-2946-6-3) <br/>
-* [Willighagen EL, Mayfield JW, Alvarsson J, Berg A, Carlsson L, Jeliazkova N, Kuhn S, Pluskal T, Rojas-Chertó M, Spjuth O, Torrance G, Evelo CT, Guha R, Steinbeck C, The Chemistry Development Kit (CDK) v2.0: atom typing, depiction, molecular formulas, and substructure searching. J Cheminform. 2017; 9:33.](https://doi.org/10.1186/s13321-017-0220-4)
+* [Willighagen EL, Mayfield JW, Alvarsson J, Berg A, Carlsson L, Jeliazkova N, Kuhn S, Pluskal T, Rojas-Chertó M, Spjuth O, Torrance G, Evelo CT, Guha R, Steinbeck C, The Chemistry Development Kit (CDK) v2.0: atom typing, depiction, molecular formulas, and substructure searching. J Cheminform. 2017; 9:33.](https://doi.org/10.1186/s13321-017-0220-4)