Research weight computations

* Added game.research.weightBase constant

* Added view which computes the weights for each in-progress research

* Added view which computes total weights per empire

legacyworlds-server-beans-system/src/main/java/com/deepclone/lw/beans/sys/ConstantsRegistrarBean.java

@@ -128,7 +128,7 @@ public class ConstantsRegistrarBean
 		
 		// Research
 		String[] rcNames = {
-				"basePoints" ,  "visibility.points" , "visibility.ratio"
+				"basePoints" ,  "visibility.points" , "visibility.ratio" , "weightBase"
 		};
 		for ( int i = 0 ; i < wcNames.length ; i++ ) {
 			rcNames[ i ] = "game.research." + rcNames[ i ];
@@ -140,6 +140,10 @@ public class ConstantsRegistrarBean
 		defs.add( new ConstantDefinition( rcNames[ 1 ] , cat , cDesc , 2500.0 , 0.01 , true ) );
 		cDesc = "Completion ratio above which a technology becomes visible.";
 		defs.add( new ConstantDefinition( rcNames[ 2 ] , cat , cDesc , 0.10 , 0.01 , 0.99 ) );
+		cDesc = "Technology weight base value. This value is taken to the Xth power (where X is a priority) "
+				+ "to compute the actual weight when determining how research points are distributed between "
+				+ "an empire's in-progress research.";
+		defs.add( new ConstantDefinition( rcNames[ 3 ] , cat , cDesc , 10.0 , 1.0 , true ) );
 
 		// Vacation mode
 		cDesc = "Initial vacation credits.";