Bump version for release, put version in pom where it belongs

Author: Jikoo

pom.xml

@@ -2,7 +2,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>ChunkSpawnerLimiter</groupId>
   <artifactId>ChunkSpawnerLimiter</artifactId>
-  <version>0.0.1</version>
+  <version>3.1.1</version>
   <name>ChunkSpawnerLimiter</name>
   <description>Limit entities in chunks. </description>
   <repositories>

src/main/resources/plugin.yml

@@ -3,7 +3,7 @@ main: com.cyprias.chunkspawnerlimiter.ChunkSpawnerLimiterPlugin
 author: Cyprias
 authors: [Jikoo]
 description: Limit entities in a chunk.
-version: 3.1.0
+version: ${project.version}
 
 permissions:
  chunkspawnerlimiter.admin: