[maven-release-plugin] prepare release v1.6.0

pom.xml

@@ -1,7 +1,5 @@
 <?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>
 
     <!-- Maven Coordinates -->
@@ -12,7 +10,7 @@
     </parent>
 
     <artifactId>cts</artifactId>
-    <version>1.6.0-SNAPSHOT</version>
+    <version>1.6.0</version>
     <packaging>bundle</packaging>
 
     <!-- Project Information -->
@@ -50,7 +48,7 @@
         <connection>scm:git:https://github.com/orbisgis/cts.git</connection>
         <developerConnection>scm:git:https://github.com/orbisgis/cts.git</developerConnection>
         <url>[email protected]:orbisgis/cts.git</url>
-        <tag>HEAD</tag>
+        <tag>v1.6.0</tag>
     </scm>
 
     <issueManagement>