Revert "[maven-release-plugin] prepare release enforcer-0.1"

This reverts commit 62829af.

pom.xml

@@ -1,11 +1,13 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
 
     <groupId>com.github.json.enforcer</groupId>
     <artifactId>enforcer</artifactId>
     <packaging>jar</packaging>
-    <version>0.1</version>
+    <version>0.1-SNAPSHOT</version>
     <name>json enforcer</name>
     <description>
         A tiny library aimed to simplify json data validation, by providing