[maven-release-plugin] prepare for next development iteration
diff --git a/pom.xml b/pom.xml
index ffb3bd8..fa556d4 100644
--- a/pom.xml
+++ b/pom.xml
@@ -28,7 +28,7 @@
   <parent>
     <groupId>org.apache.uima</groupId>
     <artifactId>uimafit-parent</artifactId>
-    <version>3.1.0</version>
+    <version>3.1.1-SNAPSHOT</version>
     <relativePath>uimafit-parent</relativePath>
   </parent>
   <properties>
@@ -38,7 +38,7 @@
     <connection>scm:git:git://github.com/apache/uima-uimafit</connection>
     <developerConnection>scm:git:git@github.com:apache/uima-uimafit.git</developerConnection>
     <url>https://github.com/apache/uima-uimafit</url>
-    <tag>uimafit-3.1.0</tag>
+    <tag>HEAD</tag>
   </scm>
   <licenses>
     <license>
@@ -51,12 +51,12 @@
     <dependency>
       <groupId>org.apache.uima</groupId>
       <artifactId>uimafit-core</artifactId>
-      <version>3.1.0</version>
+      <version>3.1.1-SNAPSHOT</version>
     </dependency>
     <dependency>
       <groupId>org.apache.uima</groupId>
       <artifactId>uimafit-cpe</artifactId>
-      <version>3.1.0</version>
+      <version>3.1.1-SNAPSHOT</version>
     </dependency>
   </dependencies>
   <build>
diff --git a/uimafit-benchmark/pom.xml b/uimafit-benchmark/pom.xml
index 1d68cb3..4b7d651 100644
--- a/uimafit-benchmark/pom.xml
+++ b/uimafit-benchmark/pom.xml
@@ -27,7 +27,7 @@
   <parent>
     <groupId>org.apache.uima</groupId>
     <artifactId>uimafit-parent</artifactId>
-    <version>3.1.0</version>
+    <version>3.1.1-SNAPSHOT</version>
     <relativePath>../uimafit-parent</relativePath>
   </parent>
   <properties>
@@ -37,7 +37,7 @@
     <dependency>
       <groupId>org.apache.uima</groupId>
       <artifactId>uimafit-core</artifactId>
-      <version>3.1.0</version>
+      <version>3.1.1-SNAPSHOT</version>
     </dependency>
     <dependency>
       <groupId>org.apache.uima</groupId>
diff --git a/uimafit-core/pom.xml b/uimafit-core/pom.xml
index cea100b..2957f8e 100644
--- a/uimafit-core/pom.xml
+++ b/uimafit-core/pom.xml
@@ -27,7 +27,7 @@
   <parent>
     <groupId>org.apache.uima</groupId>
     <artifactId>uimafit-parent</artifactId>
-    <version>3.1.0</version>
+    <version>3.1.1-SNAPSHOT</version>
     <relativePath>../uimafit-parent</relativePath>
   </parent>
   <dependencies>
diff --git a/uimafit-cpe/pom.xml b/uimafit-cpe/pom.xml
index 0acca35..c94a115 100644
--- a/uimafit-cpe/pom.xml
+++ b/uimafit-cpe/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.uima</groupId>
     <artifactId>uimafit-parent</artifactId>
-    <version>3.1.0</version>
+    <version>3.1.1-SNAPSHOT</version>
     <relativePath>../uimafit-parent</relativePath>
   </parent>
   <artifactId>uimafit-cpe</artifactId>
@@ -31,7 +31,7 @@
     <dependency>
       <groupId>org.apache.uima</groupId>
       <artifactId>uimafit-core</artifactId>
-      <version>3.1.0</version>
+      <version>3.1.1-SNAPSHOT</version>
     </dependency>
     <dependency>
       <groupId>org.apache.uima</groupId>
diff --git a/uimafit-docbook/pom.xml b/uimafit-docbook/pom.xml
index 1972c55..fe4ec9b 100644
--- a/uimafit-docbook/pom.xml
+++ b/uimafit-docbook/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.uima</groupId>
     <artifactId>uimafit-parent</artifactId>
-    <version>3.1.0</version>
+    <version>3.1.1-SNAPSHOT</version>
     <relativePath>../uimafit-parent</relativePath>
   </parent>
   <artifactId>uimafit-docbook</artifactId>
diff --git a/uimafit-examples/pom.xml b/uimafit-examples/pom.xml
index 3bd9d1c..722640e 100644
--- a/uimafit-examples/pom.xml
+++ b/uimafit-examples/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.uima</groupId>
     <artifactId>uimafit-parent</artifactId>
-    <version>3.1.0</version>
+    <version>3.1.1-SNAPSHOT</version>
     <relativePath>../uimafit-parent</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
@@ -33,7 +33,7 @@
     <dependency>
       <groupId>org.apache.uima</groupId>
       <artifactId>uimafit-core</artifactId>
-      <version>3.1.0</version>
+      <version>3.1.1-SNAPSHOT</version>
     </dependency>
     <dependency>
       <groupId>org.apache.uima</groupId>
diff --git a/uimafit-maven-plugin/pom.xml b/uimafit-maven-plugin/pom.xml
index d0ce087..71f66ec 100644
--- a/uimafit-maven-plugin/pom.xml
+++ b/uimafit-maven-plugin/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.uima</groupId>
     <artifactId>uimafit-parent</artifactId>
-    <version>3.1.0</version>
+    <version>3.1.1-SNAPSHOT</version>
     <relativePath>../uimafit-parent</relativePath>
   </parent>
   <artifactId>uimafit-maven-plugin</artifactId>
@@ -58,7 +58,7 @@
     <dependency>
       <groupId>org.apache.uima</groupId>
       <artifactId>uimafit-core</artifactId>
-      <version>3.1.0</version>
+      <version>3.1.1-SNAPSHOT</version>
     </dependency>
     <dependency>
       <groupId>org.javassist</groupId>
diff --git a/uimafit-parent/pom.xml b/uimafit-parent/pom.xml
index 3b86037..3fd2d3b 100644
--- a/uimafit-parent/pom.xml
+++ b/uimafit-parent/pom.xml
@@ -26,7 +26,7 @@
     <version>13</version>
   </parent>
   <artifactId>uimafit-parent</artifactId>
-  <version>3.1.0</version>
+  <version>3.1.1-SNAPSHOT</version>
   <packaging>pom</packaging>
   <name>Apache UIMA uimaFIT - Parent</name>
   <url>${uimaWebsiteUrl}</url>
@@ -401,8 +401,4 @@
       </build>
     </profile>
   </profiles>
-
-  <scm>
-    <tag>uimafit-3.1.0</tag>
-  </scm>
 </project>
\ No newline at end of file
diff --git a/uimafit-spring/pom.xml b/uimafit-spring/pom.xml
index 0f34c21..225adfd 100644
--- a/uimafit-spring/pom.xml
+++ b/uimafit-spring/pom.xml
@@ -27,7 +27,7 @@
   <parent>
     <groupId>org.apache.uima</groupId>
     <artifactId>uimafit-parent</artifactId>
-    <version>3.1.0</version>
+    <version>3.1.1-SNAPSHOT</version>
     <relativePath>../uimafit-parent</relativePath>
   </parent>
   <dependencies>
@@ -46,7 +46,7 @@
     <dependency>
       <groupId>org.apache.uima</groupId>
       <artifactId>uimafit-core</artifactId>
-      <version>3.1.0</version>
+      <version>3.1.1-SNAPSHOT</version>
     </dependency>
     <dependency>
       <groupId>org.slf4j</groupId>