In-game resources views

* Added session records to carry resource information over to the
clients

* Added SQL support code for the various views

* Added interface and implementation of the resource information access
component

* Hooked resources information queries into both the empire and planet
management component

* Added resources display to planet and overview pages

legacyworlds-server-data/db-structure/tests/user/040-functions/145-resource-providers/040-get-planet-resources.sql

@@ -0,0 +1,13 @@
+/*
+ * Test privileges on emp.get_planet_resources()
+ */
+BEGIN;
+	SELECT plan( 1 );
+
+	SELECT diag_test_name( 'emp.get_planet_resources() - Privileges' );
+	SELECT lives_ok( $$
+		SELECT emp.get_planet_resources( 1 )
+	$$ );
+	
+	SELECT * FROM finish( );
+ROLLBACK;