[maven-release-plugin] prepare release mug-root-3.1

Author: fluentfuture

benchmarks/pom.xml

@@ -3,7 +3,7 @@
   <parent>
       <groupId>com.google.mug</groupId>
       <artifactId>mug-root</artifactId>
-      <version>3.1-SNAPSHOT</version>
+      <version>3.1</version>
       <relativePath>../pom.xml</relativePath>
   </parent>
   <artifactId>mug-benchmarks</artifactId>

core/pom.xml

@@ -3,7 +3,7 @@
   <parent>
       <groupId>com.google.mug</groupId>
       <artifactId>mug-root</artifactId>
-      <version>3.1-SNAPSHOT</version>
+      <version>3.1</version>
       <relativePath>../pom.xml</relativePath>
   </parent>
   <artifactId>mug</artifactId>

examples/pom.xml

@@ -3,7 +3,7 @@
   <parent>
       <groupId>com.google.mug</groupId>
       <artifactId>mug-root</artifactId>
-      <version>3.1-SNAPSHOT</version>
+      <version>3.1</version>
       <relativePath>../pom.xml</relativePath>
   </parent>
   <artifactId>mug-examples</artifactId>

pom.xml

@@ -3,7 +3,7 @@
   <groupId>com.google.mug</groupId>
   <artifactId>mug-root</artifactId>
   <packaging>pom</packaging>
-  <version>3.1-SNAPSHOT</version>
+  <version>3.1</version>
 
   <name>mug-root</name>
 
@@ -35,7 +35,7 @@
     <url>http://github.com/google/mug</url>
     <connection>scm:git:[email protected]:google/mug.git</connection>
     <developerConnection>scm:git:[email protected]:google/mug.git</developerConnection>
-    <tag>mug-root-1.0</tag>
+    <tag>mug-root-3.1</tag>
   </scm>
 
   <developers>