added: program reads its configuration from a config file

added: confparser directory and confparser.h and confparser.cpp
       class ConfParser used to parse a config file
       this is a generic parser, can be used by another project
added: config.h, config.cpp
       class Config used for assigning values from 
       a config file into the data object
added: function for signals: SIGINT, SIGHUP
       after receiving SIGHUP the program will read
       its config file again


git-svn-id: svn://ttmath.org/publicrep/cmslu/trunk@463 e52654a7-88a9-db11-a3e9-0013d4bc506e

core/error.h

@@ -33,6 +33,7 @@ public:
 		db_incorrect_login,
 		db_more_than_one_login,
 		db_err_currval,
+
 		
 		incorrect_dir,