Function initCache

src/background.js:1722–1730

()

                if (cb) cb();
            };
            var initCache = function() {
                if (SV) console.log("bg: init storage cache");
                TM_storage.localDB.db.transaction(function(tx) {
                                           tx.executeSql("SELECT * FROM config",
                                                         [],
                                                         fill,
                                                         TM_storage.localDB.onError);
                                       });
            };
            TM_storage.localDB = {
                db: openDatabase('tmStorage', '1.0', 'TM Storage', 30 * 1024 * 1024),
                onSuccess : function(tx, result) {