Centralized versionning, and web server ressources cache fooling

pom.xml

@@ -5,7 +5,7 @@
 
   <groupId>org.jeudego.pairgoth</groupId>
   <artifactId>engine-parent</artifactId>
-  <version>1.0-SNAPSHOT</version>
+  <version>0.2-SNAPSHOT</version>
   <packaging>pom</packaging>
 
   <!-- CB: Temporary add my repository, while waiting for SSE Java server module author to incorporate my PR or for me to fork it -->
@@ -66,6 +66,7 @@
 
     <!-- pairgoth default properties -->
     <pairgoth.env>dev</pairgoth.env>
+    <pairgoth.version>${project.version}</pairgoth.version>
     <pairgoth.webapp.protocol>http</pairgoth.webapp.protocol>
     <pairgoth.webapp.host>localhost</pairgoth.webapp.host>
     <pairgoth.webapp.port>8080</pairgoth.webapp.port>