I added a changelog file

MBenincasa · MBenincasa · commit d624ced0df93 · 2023-01-21T18:09:33.000+01:00
diff --git a/CHANGELOG.MD b/CHANGELOG.MD
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+# v0.1.0
+This is the first release.
+
+### Features
+* Converting a list of objects into an Excel file and vice versa
+* Converting an Excel file to a CSV file and vice versa
+* Utility methods which count all rows of one or more sheets and which check if an extension belongs to an Excel file
+* Methods for opening, creating or closing a Workbook
+* Methods to open, create or close a Sheet. 
+* Methods for retrieving a sheet or information relating to a sheet
diff --git a/README.md b/README.md
@@ -1,3 +1,4 @@
+[![Maven Central](https://img.shields.io/maven-central/v/io.github.mbenincasa/java-excel-utils.svg?label=Maven%20Central)](https://search.maven.org/search?q=g:%22io.github.mbenincasa%22%20AND%20a:%22java-excel-utils%22)
 # Java Excel Utils
 
 Java Excel Utils is still an embryonic project. This open source library will collect different tools to speed up the work with Excel files.

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	`1`	`+[![Maven Central](https://img.shields.io/maven-central/v/io.github.mbenincasa/java-excel-utils.svg?label=Maven%20Central)](https://search.maven.org/search?q=g:%22io.github.mbenincasa%22%20AND%20a:%22java-excel-utils%22)`
`1`	`2`	`# Java Excel Utils`
`2`	`3`
`3`	`4`	`Java Excel Utils is still an embryonic project. This open source library will collect different tools to speed up the work with Excel files.`