[maven-release-plugin] prepare for next development iteration

Author: marevol

pom.xml

@@ -2,7 +2,7 @@
 <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/maven-v4_0_0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<artifactId>fess</artifactId>
-	<version>15.5.0</version>
+	<version>15.5.1-SNAPSHOT</version>
 	<packaging>war</packaging>
 	<name>Fess</name>
 	<description>Fess is Full tExt Search System.</description>
@@ -35,7 +35,7 @@
 		<connection>scm:git:git@github.com:codelibs/fess.git</connection>
 		<developerConnection>scm:git:git@github.com:codelibs/fess.git</developerConnection>
 		<url>https://github.com/codelibs/fess</url>
-	  <tag>fess-15.5.0</tag>
+	  <tag>HEAD</tag>
   </scm>
 	<parent>
 		<groupId>org.codelibs.fess</groupId>