Set version to 1.0.0-SNAPSHOT

Author: poutsma

samples/echo/pom.xml

@@ -4,7 +4,7 @@
     <parent>
         <artifactId>spring-ws-samples</artifactId>
         <groupId>org.springframework.ws</groupId>
-        <version>1.0-SNAPSHOT</version>
+        <version>1.0.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>echo</artifactId>