Technology definition functions

* Added stored procedures which manipulate technology definitions
themselves (defs.uoc_technology) or their dependencies (defs.techdep_add
and defs.techdep_remove)

legacyworlds-server-data/db-structure/parts/030-data/080-techs.sql

@@ -32,11 +32,11 @@ CREATE TABLE defs.technologies(
 	technology_description_id	INT NOT NULL ,
 	
 	/* Monetary price of the technology - FIXME: will be removed later */
-	technology_price			INT NOT NULL
+	technology_price			BIGINT NOT NULL
 									CHECK( technology_price > 0 ) ,
 
 	/* Cost of the technology in terms of research points */
-	technology_points			INT NOT NULL
+	technology_points			BIGINT NOT NULL
 									CHECK( technology_points > 0 )
 );