Next version will be 1.0.0

Set the Maven project version to 1.0.0-SNAPSHOT
as the next released version will be 1.0.0.

pom.xml

@@ -3,7 +3,7 @@
 
     <groupId>io.github.freiheitstools.semver.parser</groupId>
     <artifactId>parser</artifactId>
-    <version>0.2.0-SNAPSHOT</version>
+    <version>1.0.0-SNAPSHOT</version>
     <name>Semantic Versioning Parser</name>
     <url>https://github.com/freiheitstools/semver-parser</url>