[deadcode] Removed unused settings from the configuration file.

- Several settings in the configuration file don't appear to be retrieved
  by our code (not used), so I am removing them from the configuration
  file to increase readability.

travis-resources/config.cfg

@@ -2,27 +2,15 @@ dbaddress = mysql://127.0.0.1
 dbusername = root
 dbpassword = 123456
 
-dbBNschema = unielwin_BN
-dbDataSchema = unielwin
-dbOutputSchema = unielwin_db
-pathBayesNet = Path_BayesNets
-
 LinkAnalysis = 1
 
 Continuous = 0
-Grounded = 0
 
 dbname = unielwin
 AutomaticSetup = 1
 LinkCorrelations = 1
 ComputeKLD = 0
 
-dbschema = unielwin_BN
-dbcounts = unielwin_db
-dbcondprob = unielwin_db
-
 UseLocal_CT = 0
 
-CrossValidation = 0
-
 LoggingLevel = info