New research and technology page

* Added legacyworlds-server-beans-technologies Maven module, including
the player-level DAO and controller.

* Added session classes to carry technology information, modified web
client session façade accordingly

* Various changes to common UI elements (forms, lists, etc...) so the
start and end of some element can be drawn separately

* Added controller, templates and JavaScript for research page

legacyworlds-server-main/src/main/resources/configuration/game.xml

@@ -8,6 +8,7 @@
 	<!-- Spring configuration loader for all "real" game components -->
 	<!-- ========================================================== -->
 	<import resource="game/resources.xml" />
+	<import resource="game/technologies.xml" />
 	<import resource="game/updates.xml" />
 
 </beans>