[maven-release-plugin] prepare for next development iteration
diff --git a/distribution/pom.xml b/distribution/pom.xml
index af7bab0..4463352 100644
--- a/distribution/pom.xml
+++ b/distribution/pom.xml
@@ -24,7 +24,7 @@
   <parent>
     <artifactId>mina-parent</artifactId>
     <groupId>org.apache.mina</groupId>
-    <version>2.1.5</version>
+    <version>2.1.6-SNAPSHOT</version>
   </parent>
 
   <artifactId>distribution</artifactId>
diff --git a/mina-core/pom.xml b/mina-core/pom.xml
index 5cc951d..14da037 100644
--- a/mina-core/pom.xml
+++ b/mina-core/pom.xml
@@ -24,7 +24,7 @@
   <parent>
     <groupId>org.apache.mina</groupId>
     <artifactId>mina-parent</artifactId>
-    <version>2.1.5</version>
+    <version>2.1.6-SNAPSHOT</version>
   </parent>
 
   <artifactId>mina-core</artifactId>
diff --git a/mina-example/pom.xml b/mina-example/pom.xml
index d911e97..81dde76 100644
--- a/mina-example/pom.xml
+++ b/mina-example/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.mina</groupId>
     <artifactId>mina-parent</artifactId>
-    <version>2.1.5</version>
+    <version>2.1.6-SNAPSHOT</version>
   </parent>
 
   <artifactId>mina-example</artifactId>
diff --git a/mina-filter-compression/pom.xml b/mina-filter-compression/pom.xml
index 7dc36ba..d8d94d0 100644
--- a/mina-filter-compression/pom.xml
+++ b/mina-filter-compression/pom.xml
@@ -24,7 +24,7 @@
   <parent>
     <groupId>org.apache.mina</groupId>
     <artifactId>mina-parent</artifactId>
-    <version>2.1.5</version>
+    <version>2.1.6-SNAPSHOT</version>
   </parent>
 
   <artifactId>mina-filter-compression</artifactId>
diff --git a/mina-http/pom.xml b/mina-http/pom.xml
index 9411aeb..29f6a8d 100644
--- a/mina-http/pom.xml
+++ b/mina-http/pom.xml
@@ -24,7 +24,7 @@
   <parent>
     <groupId>org.apache.mina</groupId>
     <artifactId>mina-parent</artifactId>
-    <version>2.1.5</version>
+    <version>2.1.6-SNAPSHOT</version>
   </parent>
 
   <artifactId>mina-http</artifactId>
diff --git a/mina-integration-beans/pom.xml b/mina-integration-beans/pom.xml
index 62580d4..6d8d119 100644
--- a/mina-integration-beans/pom.xml
+++ b/mina-integration-beans/pom.xml
@@ -24,7 +24,7 @@
   <parent>
     <groupId>org.apache.mina</groupId>
     <artifactId>mina-parent</artifactId>
-    <version>2.1.5</version>
+    <version>2.1.6-SNAPSHOT</version>
   </parent>
 
   <artifactId>mina-integration-beans</artifactId>
diff --git a/mina-integration-jmx/pom.xml b/mina-integration-jmx/pom.xml
index 911929c..ff42575 100644
--- a/mina-integration-jmx/pom.xml
+++ b/mina-integration-jmx/pom.xml
@@ -24,7 +24,7 @@
   <parent>
     <groupId>org.apache.mina</groupId>
     <artifactId>mina-parent</artifactId>
-    <version>2.1.5</version>
+    <version>2.1.6-SNAPSHOT</version>
   </parent>
 
   <artifactId>mina-integration-jmx</artifactId>
diff --git a/mina-integration-ognl/pom.xml b/mina-integration-ognl/pom.xml
index d3e224b..fc002b5 100644
--- a/mina-integration-ognl/pom.xml
+++ b/mina-integration-ognl/pom.xml
@@ -24,7 +24,7 @@
   <parent>
     <groupId>org.apache.mina</groupId>
     <artifactId>mina-parent</artifactId>
-    <version>2.1.5</version>
+    <version>2.1.6-SNAPSHOT</version>
   </parent>
 
   <artifactId>mina-integration-ognl</artifactId>
diff --git a/mina-integration-xbean/pom.xml b/mina-integration-xbean/pom.xml
index 675f958..03007e0 100644
--- a/mina-integration-xbean/pom.xml
+++ b/mina-integration-xbean/pom.xml
@@ -24,7 +24,7 @@
   <parent>
     <groupId>org.apache.mina</groupId>
     <artifactId>mina-parent</artifactId>
-    <version>2.1.5</version>
+    <version>2.1.6-SNAPSHOT</version>
   </parent>
 
   <artifactId>mina-integration-xbean</artifactId>
diff --git a/mina-legal/pom.xml b/mina-legal/pom.xml
index 004d98c..d11fabd 100644
--- a/mina-legal/pom.xml
+++ b/mina-legal/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.apache.mina</groupId>
         <artifactId>mina-parent</artifactId>
-        <version>2.1.5</version>
+        <version>2.1.6-SNAPSHOT</version>
     </parent>
 
     <artifactId>mina-legal</artifactId>
diff --git a/mina-statemachine/pom.xml b/mina-statemachine/pom.xml
index 5feb815..4e06a4d 100644
--- a/mina-statemachine/pom.xml
+++ b/mina-statemachine/pom.xml
@@ -24,7 +24,7 @@
   <parent>
     <groupId>org.apache.mina</groupId>
     <artifactId>mina-parent</artifactId>
-    <version>2.1.5</version>
+    <version>2.1.6-SNAPSHOT</version>
   </parent>
 
   <artifactId>mina-statemachine</artifactId>
diff --git a/mina-transport-apr/pom.xml b/mina-transport-apr/pom.xml
index bfe9da3..07509bb 100644
--- a/mina-transport-apr/pom.xml
+++ b/mina-transport-apr/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.mina</groupId>
     <artifactId>mina-parent</artifactId>
-    <version>2.1.5</version>
+    <version>2.1.6-SNAPSHOT</version>
   </parent>
 
   <artifactId>mina-transport-apr</artifactId>
diff --git a/mina-transport-serial/pom.xml b/mina-transport-serial/pom.xml
index 4e59051..55d6eda 100644
--- a/mina-transport-serial/pom.xml
+++ b/mina-transport-serial/pom.xml
@@ -24,7 +24,7 @@
   <parent>
     <groupId>org.apache.mina</groupId>
     <artifactId>mina-parent</artifactId>
-    <version>2.1.5</version>
+    <version>2.1.6-SNAPSHOT</version>
   </parent>
 
   <artifactId>mina-transport-serial</artifactId>
diff --git a/pom.xml b/pom.xml
index e3bb951..b1de1a9 100644
--- a/pom.xml
+++ b/pom.xml
@@ -38,7 +38,7 @@
   </organization>
 
   <groupId>org.apache.mina</groupId>
-  <version>2.1.5</version>
+  <version>2.1.6-SNAPSHOT</version>
   <artifactId>mina-parent</artifactId>
   <name>Apache MINA</name>
   <packaging>pom</packaging>
@@ -55,7 +55,7 @@
     <connection>scm:git:https://gitbox.apache.org/repos/asf/mina.git</connection>
     <developerConnection>scm:git:https://gitbox.apache.org/repos/asf/mina.git</developerConnection>
     <url>https://github.com/apache/mina/tree/${project.scm.tag}</url>
-    <tag>2.1.5</tag>
+    <tag>2.1.X</tag>
   </scm>
 
   <distributionManagement>